1. Water wall - sheet box side of a boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
2. Yarrow boiler with superheater, section of Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
3. Two drawings showing half outside elevation and sectional front elevation of steam engine. Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
4. Steam boiler showing steam and water from risers Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
5. Smoke indicator, sectional view through boiler uptake Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
6. Diagram of assembly of inertia type speed regulating controller Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
7. Steam boiler showing water level, generator, 4 ply metal bellows, and feed water regulator valve Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
8. Gauge showing steam vs water in boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
9. Large Tube Yarrow boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: 1903 Format: Image Agent: unknown
10. Babock & Wilcox express double type furnace boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Location: unknown Date: undated Format: Image Agent: unknown
11. Thornycroft boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
12. Water-tube boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
