I have an Original Operator's Manual, from 1977, for Hesston PT-7 and PT-10 Mower-Conditioner. Serial Numbers PT7/10 Serial No. (HS30-1 thru HS30-6270) and (HS31-701 thru HS31-6277). PT7 (PT7-20900 and On). PT10 (PT10-22200 and On). The manual has the following Contents: Checklists, Safety Precautions, General Information, Specifications, Description, Lubrication, Operation, Maintenance, Extra Equipment, Troubleshooting, Storage, and Index. The manual is 46 pages and in ok condition and was vertically folded in the middle. Form 7784374. 

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