Sports Card Set Checklists
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1929 1929 Spotlight Tobacco Scientific Inventions and Discoveries
1 Hydrogen Gas Balloon
2 Tubular Bridge
3 Telescope
4 Finsen Lamp
5 Mono Rail
6 110 Ton Gun
7 Armature
8 Wireless Telegraphy
9 Locomotive Engine
10 Maxim Gun
11 Barometer
12 Standard Compass
13 Phonograph
14 Lightning Conductor
15 Safety Lamps
16 Reaping Machine
17 Air Ship
18 Electric Telegragh
19 Liquid Air
20 Radium
21 Linotype Machine
22 Aeroplane
23 Pile Battery
24 Television
25 Telephone
26 X-Ray Photography
27 Photographic Camera
28 Pendulum
29 Steam Hammer
30 Aeroplane Gun
31 Sewing Machine
32 Printing Press
33 Steam Turbine
34 Tunnelling Shield
35 Slotted Aeroplane Wing