"77 “MACANKING” ey) STEEL HATCH COVERS For weather decks and tween decks Strong as the deck. Opened by 2 men in 2 minutes. No upkeep and renewals. T.S.S. “GENERAL VON STEUBEN” (ex Munchen) “MACANKING” Covers can be arranged:— 1. To roll to sides as cargo platforms. 2. Toroll and pivot to ends leaving decks clear. MACGREGOR & KING, LTD. 5, LLOYD’S AVENUE, LONDON, E.C.3., ENGLAND On the President Hoover President Coolidge On most of the outstanding American built ships today, you will find Paracoil Marine Equipment. On the latest Dollar Liners, it’s the Paracoil 4-Tier Feed Water Heater. Paracoil equipment includes feed water heaters, evaporators, distillers, lubricating oil coolers, etc., etc. Write for bulletins. DAVIS ENGINEERING CORP. 90 West St. New York, N. Y. Paracoil MARINE EQUIPMENT AEG.US. paTENT ONCE SHIPMATE LANE LIFEBOATS {3 FUEL OIL BURNING RANGES Po So BYRD ANTARCTIC EXPEDITION C. M. Lane Lifeboat Co., Inc. Brooklyn, N. Y. employ the principle of mechanical atom- ization of the oil. Efficient, clean, rapid in action, simple in operation, these ranges operating on 28 gravity oil, mark a definite step forward in the science of fuel oil burning in cooking appliances. Write for full information. THE STAMFORD FOUNDRY COMPANY STAMFORD, CONN. Reduces Construction Costs—Increases Carrying Capacity Used in All Types of Ship Construction In- cluding Barges, River Steamers and Dredges Does away entirely with Angles, Shapes, Rivets and Bolts. Richard F. Smith Patent Applied for Lock Notch Welded System Charleston Dry Dock & Machine Company Charleston, S. C. P Aue be , weir PPM PA la | yy "$3 Aes KF A Cal Ce i SF aD Midship Section of Transverse and Bulkhead Sole Licensees for Smith System—Correspondence invited Marine Boilers—Barges—Scows—Lighters General Repairs to d A ind meet V ceaclaa'T wo Marine Ratlware Wooden bila cae tpg hy to construct Vessels on this System 60 MARINE REviEw—July, 1931