My books on manufacturing

My books on manufacturing
My books on manufacturing history
Showing posts with label Marconi. Show all posts
Showing posts with label Marconi. Show all posts

Saturday, May 10, 2025

Southampton manufacturing history

 Southampton was one of the great English ports first identified as so used in Roman times. The port was later ravaged by the Vikings. Henry V, having won the battle of Agincourt, set about building a navy to defeat the French. His largest ship the Grace Dieu was built in Southampton. The port grew as the benefit of Agincourt flowed in terms of comparative peace and the taking of Normandy. With the shift in opponents from Spain to France, Portsmouth became the primary naval port and Southampton was called upon to supplement its ship building resources as needed. It later prospered with yards for smaller ships and yachts.

Southampton as a port thrived with deliveries of coal from the Tyne. In time it added imports and exports to and from the empire. The nearby oil refinery at Fawley is run by Esso. It has long handled imports of timber and chemicals.

The city is now forever associated with ocean going liners taking their mix of passengers to the new world. We can think of the Titanic, but many more. The Southampton story started much smaller, although P&O made the port its home from the early nineteenth century. It was the years following Waterloo and the defeat of Napoleon that the peaceful and pleasurable use of the sea took off. Steam was fundamental and it was smaller steam packets that busied themselves in the Solent crossing to the Isle of Wight and taking trippers round the island. Bigger vessels also made regular trips to the Channel Islands. The coming of the railway in 1840 opened up Southampton to the growing London population and steam packets prospered. It was then that Southampton really featured in trans Atlantic travel, although the Thames still held on to much passenger and freight business. P&O moved back to London, but Cunard White Star took its place in Southampton. In the 1930s P&O moved back to Southampton.

The Chiswick based shipbuilding company owned by John Thornycroft moved to Woolston Southampton in 1900 and continued their manufacture of specialist naval vessels in the yard built by T.L. Oswald of Sunderland in 1870. During the Second World War they built seventeen destroyers, torpedo boats, mine sweepers and landing-craft and numerous other craft. In 1968 they amalgamated with Gosport-based Vospers to form Vosper Thornycroft. Harland & Wolff had a ship repair operation in Southampton from 1907 until 1973 when it was sold to Vosper Thornycroft. The ship building activity of the company is now part of BAE Systems Maritime based in Portsmouth.

Ship building also focused on yachts. Camper and Nicholson, founded at Gosport, but with a yard in Southampton, built Gypsy Moth IV for Sir Francis Chichester for his single handed journey around the globe. Oyster at Hythe and also Wroxham in Norfolk build and manage super yachts. Moody founded in Swanwick in 1827 made world class yachts until 2007 when the company was sold to the German Hanse Yachts.

The city became home to aircraft manufacture at the time when take off and landing on the sea was seen as more convenient than building land based air-ports. The company that championed this just outside Southampton was Pemberton-Billing Ltd, later named Supermarine and later still bought by Vickers. My mother included in her diaries (transcribed in my book Dunkirk to D Day) her account of travelling in a flying boat in the Second World War.

At Woolston, Supermarine in the thirties designed Spitfires and built their fuselages, the remainder being subcontracted to other aircraft manufacturers around the country. Avro had built aircraft at Hamble in the First World War. The site was subsequently used by Hawker Siddeley Aviation for their advanced training aircraft.

In electronics, Phillips (formerly Mullard) made integrated circuits in their Southampton factory. BAE Systems manufacture radar with its Digital Intelligence unit on the Isle of Wight and Combat Management Systems at Portsmouth. They were building on the legacy of Marconi whose experiments on the Solent resulted in wireless radio as I wrote in How Britain Shaped the Manufacturing World.

Southampton has been the recipient of inward investment from Pirelli with their cable works, Goodyear Tyres, Ford Motor Company, IBM, Apple and GE of America. BAT has made cigarettes in Southampton since 1912, but now the focus has shifted to non-combustible nicotine products.

As elsewhere, Southampton major employers are now in the service industries

Further reading:

A. Temple Patterson, Southampton - a biography (London: Macmillan, 1970)

Saturday, March 8, 2025

Chelmsford manufacturing history

 A treat for any amateur industrial archeologist, in 1987 Stanley Wood published a booklet describing Chelmsford Industrial Trail updated by Tony Crosby and Dave Buckley in 2018. This offers the reader a wonderful taste of this late industrial town and I draw upon it in this blog piece, though far from entirely.

Chelmsford was where Marconi first manufactured and I wrote extensively of him and his business in both How Britain Shaped the Manufacturing World and Vehicles to Vaccines. Just a little earlier Colonel Crompton came to the town following a distinguished military career and bought a local iron works. This is at the heart of the development of electricity in Britain and, again I wrote of it in both books but also the American angle in this blog. There are many other connections with the town which I highlight below. So, to Chelmsford.

It was a Roman town as indeed was neighbouring Colchester. It was an agricultural centre opened up by the Chelmer and Blackwater navigation in 1797 and by the railway in 1843 with the opening of the Brentwood to Colchester line. The London Road Iron works was taken over by Richard Coleman in 1848 and three years later he was among the prize winners at the Great Exhibition. In 1866 the business became Coleman & Morton which produced highly regarded agricultural implements until 1907.

The Anchor Works, which Colonel Crompton bought in 1878, began life as an iron works in 1833 and was later taken over by THP Dennis another agricultural implement maker. Crompton made it a key actor in the electrification of Britain.

It was the coming of electricity and Cromptons which radically changed Chelmsford, not least because in due course its streets were lit by bright electric light. Dynamos needed power to drive them and neighbouring Colchester had James Paxman all too keen to get involved. Steam engines were a competitive market and so Cromptons developed a good number of fruitful relationships. In his Reminiscences he singles out Willans as his chief steam engine collaborator and describes the single generation unit that combined on one platform a dynamo made by Cromptons with a fast steam engine made by Willans & Robinson of Thames Ditton. Cromptons could claim credit for many prestigious installations including Lord Randolph Churchill's house and the Royal Courts of Justice. Of no less importance was the ability to use incandescent lamps in coal mines.

Of possibly as great importance there is a story of Crompton himself inspiring the young Sebastian de Ferranti whose influence in the British electrical engineering industry would exceed that of Crompton and I write of it in How Britain Shaped the Manufacturing World. Whilst Crompton acknowledges his possible influence on Ferranti he spells out the fact that they were on different sides of The Battle of the Systems. I describe that in the USA between Edison and Westinghouse in the blog piece I referred to earler. In Britain it was in London that Ferranti championed high voltage AC current from his Deptford power station, whereas Crompton made money out of more local schemes using a lower voltage DC. Crompton were great adapters.

Cromptons moved to a much larger factory in 1896 whose vast assembly bays enabled the company to build the big generators, transformers and switchgear needed by the new national grid in the twenties. After a period of investment by Armstrong Siddeley, Crompton merged with Parkinson of Leeds to become Crompton Parkinson which would later join their earlier rival Brush becoming part of Hawker Siddeley.

Of interest to me but perhaps less so to Chelmsford, Colonel Crompton was a champion of motorised transport for the army, first in India but then in the First World War. Crompton tells in his Reminiscences his role in the development of the tank. I wrote about the development of the tank in Ordnance but omitted a reference to Crompton in connection with the smaller, faster Whippet. As with so many inventions, there were many hands and brains involved.

The Marriage family had been millers in and around Chelmsford for many years, and in 1898 took the plunge into the twentieth century by building Chelmer Steam Mill with modern rollers rather than millstones.

Ernst Gustav Hoffmann's invention of an automatic lathe for making ball bearings was sufficient incentive for the building, also in 1898, of the Hoffmann Works for the production of ball bearings. In 1970, Hoffmann merged with Ransomes and Marles Bearing Co, a Newark business with a connection with the Ransomes of Ipswich, and the Pollard Ball and Roller Bearing Co of Ferrybridge in West Yorkshire to form RHP plc in Newark on the River Trent in Nottinghamshire.

Guglielmo Marconi at the age of 22, again in 1898, set up in a former mill in Chelmsford the first wireless factory in the world. The mill had worked with silk but closed in 1863 when French imports flooded the market. The mill was revived briefly by Samuel Courtauld of nearby Braintree. For Marconi the beginning was all about wireless communication with ships but it grew to become serious competition to the cable operators. In 1901, he famously transmitted a signal from Poldhu in Cornwall to Signal Hill in Newfoundland. I noted elsewhere that the electricity powering the signal was generated by a Hornsby engine. Marconi developed radio transmission and after the First World War would transmit programmes from Chelmsford to the small number of radio enthusiasts. The formation of the BBC by a group of radio manufacturers including Marconi in 1922 would accelerate the growth of broadcast radio in Britain.

The next Marconi connection with Chelmsford was radar where it manufactured many sets and components before, during and after the Second World War. Related to radar was television and it was the Marconi-EMI system that was adopted by the BBC and subsequent commercial channels. A research facility was built at Great Baddow on the outskirts of the town. The company designed and built studio and broadcast equipment in its New Street factory. The adjacent factory was built for the production magnetrons for radar and after the war was occupied by the English Electric Valve company manufacturing a whole range of electronic tubes. I write at greater length about Marconi and broadcasting in How Britain Shaped the Manufacturing World and Vehicles to Vaccines.

In the postwar era, Marconi became part of English Electric and expanded in aeronautical, marine and broadcasting. English Electric became part of GEC on the breakup of which the Marconi defence business joined with British Aerospace to become BAE Systems which still have a research facility at Great Baddow.

Away from electronics, Britvic opened a new factory in 1955 but moved its headquarters to Hemel Hempstead in 2012 and closed the Chelmsford factory.

The Chelmsford Industrial Trail includes a description of what happened to some of the factories mentioned. Marconi International Marine became a car showroom and Britvic a retail park. The new Marconi factory became a Homebase DIY store. This is a pattern seen in most former industrial towns. We know from the statistics that manufacturing has reduced in size, these specifics bring this home. It is of course brought home much more starkly to those many thousands of men and women who saw their jobs disappear.

Further reading

  • W.J. Baker, A History of the Marconi Company (London: Methuen, 1970).
  • Stanley Wood, Chelmsford Industrial Trail updated by Tony Crosby and Dave Buckley (Essex Society for Archaeology and History, 1987, 2018)
  • R.E. Crompton, Reminiscences (London: Constable & Co, 1928)

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