Thesis entitled: "The Distribution of Electricity in Rural Areas 1926 to 1963 An Investigation"

Manuscript entitled: "Charcoal Burning in the Forest of Dean by Herbert Curwen"

Volume entitled: "Structural Air Raid Protection in England and Abroad"

Lockwood's index of United States telephone patents to Dec. 31, 1900

Albums documenting the laying of submarine cables (Sierra Leone-Ascension, Durban-Mauritius)

Album, compiled and written, documenting the laying of the Durban-Mauritius and the Sierra Leone-Ascension submarine cables

Album documenting the laying of the Vancouver-Fanning Island-Fiji sections of the Pacific submarine cable

Album, compiled and written, documenting the laying of the German-Atlantic submarine cable

Album documenting the laying of the first three stages of the Mauritius-Rodriguez-Cocos-Fremantle-Glenelg submarine cable

Album documenting the laying of the Porthcurno-Madeira-St. Vincent submarine cable

'Photography as an aid to the exploration of new countries' by J. Bridges Lee

An edition of the 'Journal of the Society of Arts' No. 2578, Vol. 1

An edition of 'Nature' Vol. 66, No. 1705

'Radio Division 37 Staff Statistics'

Watford Railway Mission Plans and Specifications

Volume titled 'Newman's Indian Bradshaw, A Guide for Railway Travellers in India No 879 February 1939'

Illustrated pamphlet for Ralpho Cycle Co.

Album documenting the laying of the Cape Town-St. Helena-Ascension-St. Vincent submarine cable

Album documenting the laying of the final stage of the Mauritius-Rodriguez-Cocos-Fremantle-Glenelg submarine cable

Album documenting the laying of the Borkum-Fayal section of the German-Atlantic submarine cable

Album documenting the laying of the Queensland-Norfolk Island-New Zealand-Fiji sections of the Pacific submarine cable

An edition of 'The Builders Journal and Architectural Record' Vol. XIV, No. 362

Railway Signal Volume 24 (1906)

A typed letter from Walter Maunder to Miss Orr regarding origin of constellations

AVRO Manchester Tender Specification

Letter from Sir Kenelm Edward Digby to the Right Honourable the Lord Mayor of London

Autograph of J A Fleming

Boys' Gravity Measurement and radio-micrometer

Letter from Hiram Stevens Maxim to Sir Joseph Wilson Swan

Publicity poster: "The New Hudson Silver Arrow; a real sporting sports; light, lively and good looking"

Letter from Sir Joseph William Swan to Ellice Clerk

Technical drawing for patent "Princess" cream separator (loose plate drum)

'High pressure research at Alkali Division of ICI' - typescript by Frank Bebbington

Ship's drawing of 600 ton twin screw sludge steamer for County Borough of Salford

Items relating to the variable speed driving gear invented by Telford C. Field for bicycles etc.

Papers relating to the building of the Disley Tunnel, Midland Railway

The History of Aircraft and Flying

Engineering drawing: Wearmouth Bridge, Reconstruction. Sunderland

Bulletin from Lord Chamberlain's office, St. James's Palace, S.W.

Temporary Certificate issued to Hon. C. S. Rolls for the performance of his 12hp Panhard in 1,000 mile trial

Printed sale catalogue entitled: "Catalogue of the entire stock of Machinist, Millwright and Implement Agents, including about 60 lots of Farm Implements"

Letter from Peter MacEwan to Professor James Dewar

Photograph of Automobile Club of Great Britain and Ireland meeting at Lord Llangattock's seat, the Hendre, Monmouth

Collection of monochrome images relating to Percy Lambert and the 25hp 4 1/2 litre side valve Talbot car, the first to cover over 100 miles (103.84) in the hour, at Brooklands, on 13 Feb 1913

Folder of photos entitled '12 Wembley Snapshots'

Engineering drawing of Newcastle-Gateshead Bridge

Manual entitled: "The Manufacture of polyethylene by the ICI process. Volume 1A"

Photographs of vehicles produced by the London General Omnibus Company

Membership card of Basil H. Joy of the Automobile Club of Great Britain & Ireland

Foulsham and Banfield Ltd Collection