PT7 / PT10 Mower Conditioner (pull-type, 1970-78)
Hesston Hay Equipment-Mower – Conitioners PT7 / 10 Mower Conditioner 1970 sn HS30-1 to HS30-6270, PT 7 / 10 1971 sn HS31-701 to HS31-6277, PT7 1972-78 eff sn PT7-20900, PT10 1972-78 eff sn PT10-22200 Operators Manual