1862 London Exhibition: Catalogue: Class IX.: John Gray and Co
2121. GRAY, JOHN and CO. Uddingston, near Glasgow.
Agricultural implements, machines, and engine. Obtained a Prize Medal at the Great Exhibition, 1851.
No 1. 8-HORSE POWER PORTABLE STEAM ENGINE for agricultural and other purposes, £225.
No. 2. PORTABLE THRASHING AND FINISHING MACHINE, delivering corn in bags ready for market, £110
No. 3. 2-HORSE PLOUGH, for general purposes, strongly framed of wrought iron, can be used as a swing or wheel plough,— as swing plough, 95/; as wheel plough, 102/6; with improved steel mouldboard, 7/6 extra.
1. 2-HORSE SWING PLOUGH, 85/: with wheel, 92/.
5. TURNWREST PLOUGH, 220/.
6. DEEP-SOIL PLOUGH, with steel mould, 150/.
7. GRAY'S IMPROVED ANGLED IRON HARROWS, 84/.
8. IMPROVED ZIG-ZAG IRON HARROWS, 3 in set, 85/.
9. LEVER SUBSOIL PULVERISER, 2 or 3 horses, 140/.
10. 3-HORSE FIELD GRUBBER, improved leverage. 210/.
11. DRILL GRUBBER, for pulverising between drills of root crops, with improved bridle, 85/.
12. IMPROVED CHAFF CUTTER, for power, 200/.
13. IMPROVED OAT BRUISER, for power, 220/.
14. IMPROVED 2 AND 3 HORSE YOKES, etc.