"Verbal" notes and sketches for marine engineers : a manual of marine engineering practice, intended for the use of naval and mercantile engineer officers of all grades, and students, and is specially compiled for the use of engineer officers preparing for examinations of competency at home or abroad . No. 26.—Boiler Manhole Door. (Draw to a 2 scale.) The size of the manhole is door is made of mild No 27 —Furnace Bar. (Draw to a 2 scale.)The amount of expansion of bar averages about i r r Notes and Sketches. 3- I -^ • © © © © ? rr)l«f ;<.4^ I 4II 3-4 < JHL rm jnL JUL i&


"Verbal" notes and sketches for marine engineers : a manual of marine engineering practice, intended for the use of naval and mercantile engineer officers of all grades, and students, and is specially compiled for the use of engineer officers preparing for examinations of competency at home or abroad . No. 26.—Boiler Manhole Door. (Draw to a 2 scale.) The size of the manhole is door is made of mild No 27 —Furnace Bar. (Draw to a 2 scale.)The amount of expansion of bar averages about i r r Notes and Sketches. 3- I -^ • © © © © ? rr)l«f ;<.4^ I 4II 3-4 < JHL rm jnL JUL i<- T lor unr TUT 4 BOLTS l— j| THIMBLES No. 28.—Bearer for Furnace Bars. (Draw to a 2 scale.) The bearers are made of iron. They are supported at ends by snugs on side of furnace. FRONT


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Keywords: ., bookcentury1900, bookdecade1910, bookidverbalnotess, bookyear1917