205 PhD thesis in the history of science entitled 'Un modello algoritmico: l'Analytical Engine di Charles Babbage'
3 envelopes containing 98 items Collection of photographic prints relating to Bloom Street Power Station and National Grid Works in South Manchester
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - ground floor loading area ventilation and fume extract
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Details of landing trays - stair no. 2
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - engineering area ventilation
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - Jetsave warm air heating system layout
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Stringers for stair no. 2 - lower and middle
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Stringers - middle, upper and landing beams - stair no. 2
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: The Works - public walkway drawbridge - detail of fixed section
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: The Works - public walkway drawbridge - details of handrailing sections
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - ground floor light engineering M/C shop
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - Plant Room sections
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: The Works - public walkway drawbridge - details of screwjack assembly, clevis end, bracket and pins
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - proposed ground floor mechanical services
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: The Works - public walkway drawbridge - details of stop bolt, pivot pin, bush, keyplate and fittings
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: The Works - public walkway drawbridge - sectional arrangement of drawbridge
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power Depot The Works - vehicle restoration and paint areas ventilation
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power The Works - proposed drainage layout
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power The Works - standard drainage details sheet 1 of 2
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Schematics - plate
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Schematics - plate
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power The Works - general arrangement and details of parachute water tank base
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Curtain wall and window details
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power The Works - pile cap type P4
1 drawing National Railway Museum corporate drawing titled: Buildings and Estates: Motive Power The Works - pile group P2