HUG/1/1 File containing correspondence and minutes of meetings with British Transport Commission

HUG/1/2 File containing patent specifications

HUG/1/3 File containing correspondence and reports on the Union Pacific Railroad Company

HUG/1/4 File containing correspondence, tracings, hand drawn sketches, photographs with W G Allen concerning the design of the GT locomotive. Papers include diagrams concerning transmission and drives

HUG/1/5 File containing an article on ‘High Speed Trains Plan – Gas Turbines to halve times’, reports on GT3 fuel and electrical systems, reasons for Gas Turbine not starting, notes of Rubber Spring Gear Development for Railways, Metalstik Limited, locomotive drawings

HUG/1/6 File containing a 15 page document titled ‘The Gas Turbine Locomotive G.T.3’

HUG/1/7 File containing notes on discussion on ‘Practical design criteria for high speed bearings’ at the Institution of Mechanical Engineers on 4 March 1955, a magazine articleon the lubrication of gears, a paper 'The Short Bearing Approximation for Plain Journal Bearings and a chart showing viscosity of ‘Shell’ turbo oils vs temperature in degrees C

HUG/1/8 Exercise book containing locomotive gear train data, a Christmas card, and correspondence

HUG/1/9 File containing a report in Russian of Gas Turbine Locomotives with electric (a.c.) transmission by S A Gromov and L A Sevcenko and a translated version

HUG/1/10 File containing an address to the Rugby Engineering Society regarding the gas turbine locomotive G.T.3, two copies of 'Locomotive Controls' report, a report regarding the English Electric gas turbine locomotive, correspondence to Hughes from Rugby Engeering Society, press release of 'English Electric gas turbine on show' and best recorded performances of steam & diesel-electric locomotives up the 5.5 mile climb from Tebay to Shap summit

HUG/1/11 File containing GT3 relevant papers

HUG/1/12 File containing assorted locomotive drawings, charts, correspondence and notes

HUG/1/13 File containing correspondence, drawings, charts, reports and photographs

HUG/1/14 File containing GT3 lecture notes, correspondence, drawings, charts, reports and a photograph

HUG/1/15 File containing locomotive data and charts including a diagram showing gradient of routes used for pre-revenue service trials of GT3

HUG/1/16 File containing charts demonstrating power input and tractive effort

HUG/2/GTE-61 Drawing of 4500HP gas-turbine electric road freight locomotive

HUG/2/R.3939./.103 Drawing of a general arrangement of transmission gearbox, 4-6-0 locomotive

HUG/2/T.P.D.925 Drawing of a gas turbine engine

HUG/2/[1] Lubricating oil diagram for a 2700HP gas turbine locomotive

HUG/2/[2] Drawing of a section through transmission gearbox on CL of main driving axle for a 2700HP gas turbine locomotive type 4-6-0

HUG/2/[3] Drawing of a section of a locomotive main driving axle

HUG/2/[4] Lubricating oil diagram for a 4-6-0 gas turbine locomotive

HUG/3/1 Leaflet, Baldwin steam turbine electric locomotive Chesapeake & Ohio Railway on display at the track exhibit RSMA Convention, Atlantic City

HUG/3/2 British Railways report, Performance and Efficiency Tests on a Revenue Earning Train, Controlled Road Testing System for Southern Region 1 Co-Co 1, 1750HP main line diesel electric locomotive

HUG/3/3 Report A.57 of the English Electric Company Limited, 4-6-0 locomotive, analysis of the first and third reduction transmission gears, Gas Turbine Department

HUG/3/4 Booklet, British-Built Gas-Turbine Locomotive, reprinted from the Railway Gazette

HUG/3/5 Report A.76, the English Electric Company Limited, E.M. 27P Gas Turbine Heat Exchanger, Gas Turbine Department

HUG/3/7 Report, 4-6-0 Locomotive – transmission gear box special fitting instructions

HUG/3/8 Booklet, The English Electric Company Limited, ‘The Position of the Gas Turbine in Locomotive Engineering’, Gas Turbine Department

HUG/3/9 Booklet, English Electric Limited, Gas Turbine Department, ‘An Express Gas Turbine Locomotive’

HUG/3/10 British Rail (Western) Progress report, Speed for the Seventies, No. 1

HUG/3/11 British Rail (Western) Progress report, Speed for the Seventies, No. 2

HUG/5/1 Painting of 19100 Britannic gas turbine locomotive, signed by Allen

HUG/5/2 Painting of 19000 Lord of the Isles gas turbine locomotive

HUG/5/3 Painting of a gas turbine locomotive