A4 size single sheets, specs. on back

TD-30 HYDRAULIC TILT BULLDOZER
3000RS UNIVERSAL YARDAGE BOOSTER FOR TD-30 CRAWLER TRACTOR
B-100 LOADER
BULLANGLEDOZER BLADE FOR B-6K-3 & B100
125 LOADER
250 LOADER
BTD-20 (201 SERIES)
500 CRAWLER TRACTOR

Not dated, probably 1960s or 1970s

Hole-punched for binder on top edge

Some wear and creasing, most have dealers stamp (James Bowen & Sons, Aberdeen) on back, TD-30 has numbers scribbled on back