Steel shaft 56" long with metal components

Steel shaft 56" long, 1 1/2" diameter, with 2 journals reduced to 1 1/4" at about 37" centres; one journal is at an end and the other is fitted in a self-aligning plummer block marked COOPER (?) PATENT. 2 shafts, lengths 5" and 16 3/4", each with a socket end about 1 1/4" bore and the other end 3/4" diameter formed into 4 splines (possibly motor-car parts); 3 1 1/4" Whitworth nuts; one square and one round washer; an iron piece like a gate pintle; a shackle without a pin, and a spindle 13 1/4" long with male centre one end and female centre at the other. Found with 1931-195 but do not belong

Details

Category:
Motive Power
Object Number:
1993-1593/21
Materials:
steel
Measurements:
overall (poly bag of other components): 70 mm x 220 mm x 300 mm,
overall (short poles): 60 mm x 460 mm x 80 mm,
overall (long shaft): 150 mm x 1410 mm x 220 mm,
type:
shaft