Typescript lecture by William Owen, given while Head of Research & Development at Craven Brothers (Manchester) Ltd. Lecture relates to Gear Hobbing Machines for Turbine Reduction Gearing. Paper - 'Gear Hobbing Machines for Turbine Reduction Gearing'
Tracing of a drawing on linen paper of a Double Helical Gear Hobbing Machine, signed by W R Owen. Drawing - 'Double Helical Gear Hobbing Machine'
Copy of an article by William Owen from Engineering magazine relating to Hobbing High Prime-Number Spur-Gears without Special Mechanism. The article is a print version of item 2023-353/1/1. Article - 'Hobbing High Prime Number Spur Gears Without Special Mechanism'
Three copies of an article by William Owen for American Machinist magazine relating to The Solution of Bezel-Geared Epicyclic Trains. Article - 'The Solution of Bezel-Geared Epicyclic Trains'
Three copies of an article by William Owen for American Machinist magazine relating to Calculations Respecting Epicyclic Wheel Trains. Article - 'Calculations Respecting Epicyclic Wheel Trains'
Black and white photograph showing the measurement of gear teeth [possibly documenting a pattern maker's work], reg ref H698, Craven Bros. Photograph - Measurement gear teeth
Black and white photograph showing machine tool equipment, including a worm, neg ref 8111, William Muir & Co. See also 2023-353/4/7 and 2023-353/4/8. Photograph - Machine tool equipment, including a worm
Black and white photograph showing a gear hobbing machine at William Muir & Co. See also 2023-353/4/4 for a close-up photograph. Photograph - Gear hobbing machine
Retirement certificat from Craven Bros presented to Willie Owen, signed by colleagues. Certificates - Retirement Certificate
Typescript paper by William Owen while working at William Muir & Co relating to Hobbing High Prime Number Spur Gears without Special Mechanism. The article was published in The Engineer in 1916. See 2023-353/1/5 for the print version. Paper - 'Hobbing High Prime Number Spur Gears Without Special Mechanism'
Typescript paper by William Owen while working at Craven Bros, relating to Undulations in Creep-Cut Marine Turbine Reduction Gearing: Their Causes and Prevention. The article is annotated and has diazo blueprints at the end. Paper - 'Undulations in Creep-Cut Marine Turbine Reduction Gearing'
Bundle of copy documents issued by the Imperial Japanese Navy, relating to Gear Hobbing Machines dated 16 October 1924, Japanese regnal year Taisho 13. [William Owen visited Japan for work and these documents seem to relate to one such visit] Document - Gear Hobbing Machines and the Imperial Japanese Navy
Annotated typescript article by William Owen on William Muir & Co headed paper, written in response to an article by Mr Jury relating to Hobbing Prime Number Gears. Article - 'Hobbing Prime Number Gears'
Diazo whiteprint drawing No. 143 of a Patent Universal Horizontal Boring Surfacing Drilling Tapping Studding & Milling Machine. Drawn by William Owen for William Muir & Co Ltd, Manchester. Drawing - 'Patent Universal Horizontal Boring Surfacing Drilling Tapping Studding & Milling Machine'
Diazo whiteprint drawing No. 145 of a Facing Slide for Horizontal Boring Surfacing Drilling etc Machine. Drawn by William Owen for William Muir & Co Ltd, Manchester. Drawing - 'Facing Slide for Horizontal Boring Surfacing Drilling etc Machine'
Black and white photograph showing machine tool equipment, neg ref 8112, William Muir & Co. See also 2023-353/4/6 and 2023-353/4/7. Photograph - Machine tool equipment
Colour photograph showing measuring equipment for gear teeth, neg ref 8202, William Muir & Co. Photograph - Measuring equipment for gear teeth
Black and white photograph mounted on paper backing showing machine tool equipment, William Muir & Co. See also 2023-353/4/6 and 2023-353/4/8. Photograph - Machine tool equipment
Black and white photograph showing an unknown machine part, neg ref H850, Craven Bros. Photograph - Unknown machine part
Black and white publicity print photograph showing 'Gears for TSS City of Hull cut at Craven Bros on 12'-0' machine. neg ref. H383. Photograph - 'Gears for TSS City of Hull'
Black and white photograph showing a close up of a gear hobbing machine at William Muir & Co. Photograph is annotated to the rear. See also 2023-353/4/3 Photograph - Close up of a gear hobbing machine
Diazo blueprint drawing No. 857-20-21 for order 441 of a Patent Universal Horizontal Boring Surfacing Drilling Tapping Studding & Milling Machine. Drawn by William Owen for William Muir & Co Ltd, Manchester. Drawing - 'Patent Universal Horizontal Boring Surfacing Drilling Tapping Studding & Milling Machine'
Certificate awarded to William Owen, age 14 years, from U.M.F.C. School, Salford. Certificates - School Qualification
Bundle of 18 professional technical qualification certificates awarded to William Owen between 1895 and 1902. Certificates are from 'The Committee of Her Majesty's Most Honourable Privy Council on Education, Department of Science and Art, London'; 'The Royal Technical Institute Salford'; The Board of Education, Kensington' and 'The Union of Lancashire and Cheshire Institutes'. They cover subjects such as mechanical engineering calculations; machine construction and drawing; practical plane and solid geometry; practical and applied mechanics. Certificates - Professional Qualifications
