Thornycroft boiler end section (Stokers Manual 1912)

Thornycroft marine boiler
A marine water-tube boiler of the Thornycroft design.
End-section view.
Scans from 'Stokers' Manual 1912', the Royal Navy's standard training handbook, "for engine-room ratings not entitled to the steam manuals and seamen under training in mechanical and stokehold work".

See other images from this source in Scans from 'Stokers' Manual 1912'