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Papers of Harold Holcroft

Scrapbook of Harold Holcroft's visit to Germany with the Institution of Locomotive Engineers, for their summer meeting

Letter from Nigel Gresley to Harold Holcroft, requesting they meet to discuss ideas relating to 3 cylinder

Patent for "Improvements in or relating to valve gears for engines worked by fluid pressure" by Harold Holcroft

1 file

Manuscript for unpublished book entitled "Life With Locos"

Includes a number of plans produced or used by Holcroft, technical notes, and notebooks used to jot down results whilst carrying out trials for Great Western Railway, South Eastern and Chatham Railway and Southern Railway.

Plans, drawings and notes

1 document

"The Fairlie Locomotive; part 2: later designs and productions", by the late P. C. Dewhurst, prepared by Harold Holcroft from accumulated notes, read at The Newcomen Society.

5 folders

Set of folders with notes relating to Oil Fuel and Steaming trials

1 item

Notebook entitled "Notes on Graphic Statics"

1 bundle

Letters from Oliver Bulleid to Harold Holcroft

2 bundles

Correspondence between Harold Holcroft and Oliver Bulleid

1 bundle

Items accumulated by Harold Holcroft's grandson

1 bundle

Correspondence of Harold Holcroft

1 item

"The Southern Region of British Rail" by Harold Holcroft

1 document

"Reflections upon the Position of Newcomen in 1712" by Harold Holcroft

1 bundle

Letters from Richard Maunsell to Harold Holcroft

1 document

Specification of patent for "Improvements in the Valve Gear of Three and Four-cylinder Locomotives" by Harold Holcroft

2 items

"The Steam Locomotive - An Historial Review" by Harold Holcroft with a contibution by Mr J. Jones, read at The Institution of Mechanical Engineers; East Midlands Branch; Graduates and Students Section

2 bundles, 1 item

Cuttings of articles written by Harold Holcroft for "The Engineer"

5 items

Notebooks containing descriptions of photographs, as well as details about exposure and processing settings used

1 file

"Design in Railway Engineering" by Harold Holcroft, read at Harwell Reactor School, Atomic Energy Research Establishment

1 item

Notebook containing information about running restrictions on the newly formed Southern Railway network

1 document

"Basic Facts concerning the First Newcomen Engine to be set at work" by Harold Holcroft

1 item

Photograph taken from the back of a train just having crossed the Hohenzollernbrücke across the River Rhine, in Cologne

1 item

Booklet containing power charts for N and E1 class engines, decorated with Holcroft's doodles on the inside of the covers

1 docment

Contribution by Harold Holcroft to an unidentified engineering reference book, in which concepts of locomotive engineering are detailed

3 documents

Patent for "Improved means for use in operating continuous brakes by a vacuum or compressed air" by Harold Holcroft

1 item

Photograph showing Southern Railway's E850 "Lord Nelson" during indicating trials

1 item

Photograph showing an unidentified electric locomotive pulling several carriages

4 documents

Copies of various specifications for patents relating to locomotive design

5 items, 5 folders, 10 bundles

South Eastern and Chatham Railway

1 folder, 7 items

Great Western Railway

1 item

Photograph showing Southern Railway's 771 "Sir Sagramore", near Shortlands

14 documents

Patents

38 items in 2 bundles

Set of notebooks containing field notes on locomotive trials at South Eastern and Chatham Railway

7 documents

Documents relating to the development of three-cylinder valve gears, collected by Harold Holcroft

1 folder

Folder containing plans from Harold Holcroft's time at Great Western Railway

1 document, 1 item

The "Particulars of Career", and a photograph, of Harold Holcroft.

1 bundle

Photographs

1 box

Papers and articles

1 document

"Tractive Force and Adhesion of Locomotives", by Harold Holcroft, read at The Institution of Locomotive Inspectors and Foremen

1 file

Papers and articles written by Harold Holcroft

1 item

Photograph featuring a railway engineer and a man in a suit talking whilst on the footplate of Southern Railway's E850 "Lord Nelson"

1 item

Notebook entitled "Notes on Reinforced Concrete"

1 item

Notebook containing reference tables and diagrams relating to Great Western Railway, such as maximum load gauge and standard track layouts.

2 bundles

Plans and documents relating to the instalation and trialing of Anderson steam conservation equipment on the N-Class A816 locomotive

1 bundle

Draft copies of letters from Harold Holcroft to Oliver Bulleid, as well as a draft of a letter to Bulleid's wife upon learning of his death, and her reply

1 bundle

Bundle regarding the newspaper article entitled "The Liverpool and Manchester Railway" by Harold Holcroft

4 bundles, 1 item

Correspondence

1 bundle

"Conjugated Valve Gears for Locomotives: Their History and Development" by Harold Holcroft