Plan (upper) and side elevation (lower) of cookhouse, for small garbage piggery in which garbage is cooked in the drums in which it is collected. A-Tramway or path. B—Tank or trolly into which drums are emptied when the contents are cooked. C-Sliding doors. D-Drums cooking. E—Steam line, which should be just high enough to clear heads of workers. F—Drip-feed, 3-burner, oil-fired boiler generating 25lb. pressure; it will t cook not more than three drums at once. G-Window. H—Drums unloaded from collection truck. I—Fuel tank for boiler. J—Steps leading up from door at ground level to cookhouse floor, which is raised 3ft. 6in. or about to the level of the collection truck tray. K-Steam droppers to drums. They should go to the bottoms of the drums.

New Zealand Journal of Agriculture, Volume 87, Issue 3, 15 September 1953, Page 201

Plan (upper) and side elevation (lower) of cookhouse, for small garbage piggery in which garbage is cooked in the drums in which it is collected. A-Tramway or path. B —Tank or trolly into which drums are emptied when the contents are cooked. C-Sliding doors. D-Drums cooking. E—Steam line, which should be just high enough to clear heads of workers. F—Drip-feed, 3-burner, oil-fired boiler generating 25lb. pressure; it will t cook not more than three drums at once. G-Window. H— Drums unloaded from collection truck. I — Fuel tank for boiler. J—Steps leading up from door at ground level to cookhouse floor, which is raised 3ft. 6in. or about to the level of the collection truck tray. K-Steam droppers to drums. They should go to the bottoms of the drums.