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62 abundant supply of oxygen. It is then Lrought to a very lightly heated condi- | tion and forced into the back part of the fire-box above the fire. It is said to eli- minate smoke altogether. The McNab & Harlan Mfg. Co., 56 John street, New York, recently put out tHe ninth edition of their illustrated cata- log. This catalog supercedes all previous issues. It is a well-made book of nearly 300° pages describing pipe, iron pipe fit- tings, drainage fittings, flanged fittings, brass valves, brass' fittings, iron body work, gas fixture fittings and all special- ties manufactured by the company. This book should be in the library of everyone interested in the subject. The New Britain Machine Co., New Britain, Conn., have put out 'an at- tractive catalog. descriptive of the Case automatic high speed steam en- gine. This engine has been manufac- "tured for the: past 15 years: and as the company ,believes a and purchasers, has described it mi- nutely in the catalog, illustrating the letter press matter with copious draw- ings, both line and wash. Anyone in- - terested in this type of engine would do well to write for the catalog. -- The Termaat & Monahan Co., Osh- kosh, Wis. has issued a little cata- log devoted to the Termaat & Mona- han marine engines, all of which ope- rate on the two-cycle principle. These engines are built of the best material throughout and are fully guaranteed by the company. The catalog con- tains a complete description of the _ engine, as well as individual parts, illustrated with wash and line draw- ings. The engines appear to be quite reasonably priced and anyone inter- ested is advised to become acquainted. The Allis-Chalmers Co., Milwaukee, Wis., has just put out a pamphlet de- Scriptive of the Type OB pneumatic gov- ernor. The company speaks in the high- est terms of this air brake equipment. Prior to the placing of a very large order it was given an exhaustive test by the engineering department of the Mayhattan Elevated Railway of New York City, in a series of 284,000 continuous operations -- breaking a current of 24 to 35 amperes at 600 volts without any attention what- ever during the entire period of the test. The Akers Steering Gear Co. has re- ceived an order from John J. Barlum, trustee for the steamer Thomas Bar- lum, now building at the Wyandotte yard of the American Ship Building Co., to equip the steamer with the Akers emergency steam steering gear. An order has also been received from Edward Mehl, of Erie, to equip the steamer which is to be built this win- thorough} examination of it will make friends. 'the world. TAe Marine. REVIEW Akers emergency steering gear. »Elisha Webb.@ Son Co. announces its removal to 136 South Front street, Philadelphia, Pa. These quarters have been greatly remodeled and improved and the company has added two new. features to its business. To the sup- plies department has been added a complete line of staple and fancy gro- ceries and stores for ship's use. To the mechanical department a complete line of ships' plumbing fixtures has been added. The Croeschell Brothers Ice Ma- chine Co.; 29-39 East Erie street, Chi- cago, Ill, have just issued a catalog descriptive of their carbonic anhy- dride ice and refrigerating machinery. The advantage of the carbonic and refrigerating machine is represented to be that it is more compact and re- quires less space than other refriger- ating machines, that it is simple of construction and easy to operate. The machine is thoroughly guaranteed. Quite a number of testimonials of its ~ efficiency are given. The North American Dredging Co., Merchants Exchange building, San Francisco; has issued a catalog which is quite generously filled with illus- trations of work performed by the company. This company is equippea with the most modern dredging plants and is prepared to make river. and harbor improvements in any part of The plant has an exca- vating capacity of 2,000,000 cu. yds. of earth per month. The company is "consulting engineer for all kinds of fiver and harbor work, levees, earth dams, river protection, reser- voirs, irrigation and drainage canals. The Williamson Bros. Co., Phila- delphia, Pa., engineers, founders and machinists, have recently issued a catalog of high grade condensing equipments for producing high vacu- um, The company will submit the size and kind of condensing equip- ment best adapted for individual ser- Vice. upon. reccivine. data. The cata- log opens with a description of the company's type of surfacing con- denser, which is well described both in. letter, press and illustration. De- scriptions of jet condensers, ejector condensers and _ turbine condensers follow, Part of the catalog is also devoted to cooling towers. The Brown & Sharpe Mfg. Co., Provi- dence, R. LL, have issued a compre- hensive catalog of their machinery and tools. While it is a size convenient to the hand, it nevertheless contains 500 pages of closely printed matter. The catalog is very carefully indexed, the index in itself occupying nearly ter at the Wyandotte yard. with, the. twenty pages. This.company has been in business since 1833 as manufactur- ers of milling machines, grinding ma- chines, automatic general cutting ma- chines, screw machines, cutters, test | tools and'machinist tools. This cata- log is so comprehensive that it would be well for everyone to have it on file. The Morse Twist Drill & Machine Co., New Bedford, Mass., makers of increase and constant angle twist drills, reamers, -- chucks, milling cutters, taps, dies ma- chinery and machinists' tools, has issued a general catalog, the largest and most complete ever issued by the company. Among the new tools illustrated are shell drills, indexed cases for sets of drills, counterbores with interchangeable blades and guides, adjustable caliper gages, standard reference disks, Cotter mills, gcar cutters, gear testin , machine, bench center and straightening press. The cata- log contains an unusually complete index so that everything is instantaneously ac- cessible. Sizes including price list are invariably given, - The Whitlock Coil Pipe Co., Hartford, Conn., have just issued a general cat- alog which has been quite sumptuously. prepared. The catalog is complete for all departments which include the coil department, the pipe department, the big bend department, the automobile de- partment, the plumbers' supply depart- ment, the heater department and the b@ass foundry. Each department is handled separately so that the catalog approaches the dimensions of a con- siderable book, and moreover a_ well illustrated and well printed one. In fact better wash drawings we have rarely seen. The company manufactures all - kinds of coils and bends of iron, steel, brass or copper pipe or tube for all purposes including heating, cooling, re- frigeration, conduit and pneumatic ser- vice. They are national jobbers of merchant pipe and always carry a stock of all sizes for prompt delivery. They are manufacturers of bent and flanged pipe for high pressure power plant and steamship piping in all sizes up to 30 in, diameter. They are manufacturers "of the American Standard Copper Coil Feed Water Heater, the American Ber- ryman, special heaters, separators and exhaust pipes. Those interested would do well to write for this catalog which is well worth preserving, The company completed its new plant this year and now has the largest and most modern pipe bending establishment in the country. They are prepared to make prompt quotations and quick de- liveries on specifications for high pres- sure of special pipe work, bends and coils of every description made of iron, steel, brass or copper pipe or tubing ranging in size from % in. to 30 in.