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AMES OAMI Mechanical Training Manual for Standard and Portable Typewriters
By: Clarence Leroy Jones
In 3 Volumes plus Addendum - Published 1945

Volume Two: Portable Typewriters

Royal Portable Typewriter Repair

Cover Plates

Main Carriage

Mainspring and Drawband

Platen and Variable

Motion and Shift Mechanism

Ring and Cylinder

Paper Feed

Line Space Lever

Rack, Pinion and Starwheel

Margin Stops and Line Lock

Space Bar

Universal Bar

Escapement Action

Ribbon Feed

Ribbon Bichrome

Tabulator

Back Spacer

Typebars