Ikegai Model A-20 Lathe (conventional engine type). Operator's Instruction Manual plus two Electrical Manuals, one that was in the main manual and a separate, larger one issued separately. Includes an interesting, well-illustrated and detailed 36-page Sales and Technical Specification catalogue.
For a complete Ikegai A-20 Data Pack scroll down the page

Ikegai A-20 Lathe Complete Data Pack (conventional engine type). Operator's Instruction Manual plus two Electrical Manuals, one that was in the main manual and a separate, larger one issued separately.