Thanks, Tim

I wasn't sure how many total booklets there were after seeing that eBay auction.

Now I know what to look for.

1947-1955 Hydramatic Transmission On-the-Car Adjustment Service Manual
The above manual says, Copyright 1955 Kent More Organization Inc. (on page 2)
Pages 69-75 have some Chevy & GMC Truck info, pretty interesting stuff.
1952 GMC Truck Hydra-Matic Trans ID >. 52-U Page 74 1954 Chevy Truck ID on page 75
Tools Chart Showing what K-M tools where used on 54-55 Chevrolet Truck Hydra-Matic's Pages 72 and 73