The chart on page 233 only applies to the 9¡± and the 10A, B, C Unit Plan Lathes.? It disappeared in 1957.? The speed chart for the 10, 10D, 10F. and all of the 12¡± is on page 47 except for MOLOS printed in 1968 and later where it is on page 45.? The text actually says 10¡± up through 1955 but also applies to the Craftsman machines.? From 1957 on, it says 12¡±.