Has details on: unit, list number, date, initials of person signing off (including GHL [George Lanchester]), version/group number of updated drawings, and part number. Plus columns for mark, patent no., material, and quantity, part number & remarks. With handwritten annotations/updates on blueprints (in remarks column). Please note that the digital images are sometimes of poor quality and may require magnification to study properly. Dates given on individual pages indicate when remarks were made and signed off.
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