"Compensating"
"Polar"
"Planimeters"
"4236, 4236M, 4237, 4242, & 4242 1/2
Copyright 1957
- Title page, Contents, Illustration, & Rear Cover
- Chapter I --- How It Works ----------------------------------------------------------- page 4
- Chapter II -- Care --------------------------------------------------------------------- page 5
- Chapter III - Operation ---------------------------------------------------------------- pages 5-15
- How To Make Readings -------------------------------------------------------- pages 6-7
- The Value of a Vernier Unit ----------------------------------------------------- page 8
- Preparing to Trace the Area ----------------------------------------------------- pages 8-9
- Tracing the Area ---------------------------------------------------------------- pages 9-10
- Areas to Scale ------------------------------------------------------------------ pages 10-11
- Indicator Diagrams -------------------------------------------------------------- page 12
- Measuring Large Areas --------------------------------------------------------- pages 12-15
- Chapter IV - Accuracy ---------------------------------------------------------------- pages 16-19
- The Instrument Condition ------------------------------------------------------- pages 16-17
- Conditions of Measurement ----------------------------------------------------- page 17
- The Human Equation ----------------------------------------------------------- pages 17-18
- Accuracy and Size of Figure ---------------------------------------------------- pages 18-19
- Chapter V -- Features Special to the 4242 --------------------------------------------- pages 20-28
- Adjustment of Tracer Arm ------------------------------------------------------ pages 20-21
- Measurement to Scale ("Pole-outside-figure") ----------------------------------- pages 21-25
- Indicator Diagrams -------------------------------------------------------------- page 25
- Adjustment of Pole Arm -------------------------------------------------------- pages 25-27
- Measurement to Scale ("Pole-within-figure") ------------------------------------ pages 27-28
- Chapter VI - General Theory of the Polar Planimeter ----------------------------------- pages 29-31
- Index ---------------------------------------------------------------------------------- page 32
This manual is from the collection of Clark McCoy