. Water & sewage works . te been$, 1913 Other similar installations are: Thenew municipal building at Des Moines,Iowa; state house at St. Paul, Minn.;court houses at Kankakee, Tuscola, Sa-lem, Oregon, Monticello and Lincoln, 111.;Rhinelander, Whitehall, Mauston andChilton. Wis.; Sigourney, and Orange City, Iowa;Memphis, Tenn., and Boston,Mass., and Hall of Records,Brooklyn, N. Y. The uprights of the rollerbook shelf cases, which are ofNo. 10 gage steel, are punchedwith adjustment holes on %-inchcenters, located in front of thecases. The tops and bottomsare of 16 gage st
. Water & sewage works . te been$, 1913 Other similar installations are: Thenew municipal building at Des Moines,Iowa; state house at St. Paul, Minn.;court houses at Kankakee, Tuscola, Sa-lem, Oregon, Monticello and Lincoln, 111.;Rhinelander, Whitehall, Mauston andChilton. Wis.; Sigourney, and Orange City, Iowa;Memphis, Tenn., and Boston,Mass., and Hall of Records,Brooklyn, N. Y. The uprights of the rollerbook shelf cases, which are ofNo. 10 gage steel, are punchedwith adjustment holes on %-inchcenters, located in front of thecases. The tops and bottomsare of 16 gage steel, except inthose cases where the shelf ex-tends to the base of the case, inwhich instances removable gage dust pans are backs, which are of No. 22gage steel, are flanged i/^ inchat right angles to back and arebolted to the uprights. All uprights arefaced with vertical %-inch brass tubespivoted at ends and secured with steelbrackets. These vertical rollers form acontinuous line from the top to the bot-. VAULT INTERIOR, City Hall, Chicago, III. tom of the space occupied by the rollerbook shelves and are polished to corre-spond with the front shelf rollers. All cases over 7 files high are equippedwith file handlers, and are also providedwith horizontal and vertical 3/16-inch 112 MUNICIPAL ENGINEERING steel wires extending thru the cases anddrawn taut for the rigid bracing of theframing. The outer faces of all swinging doors,which are built of No. 10 gage steel, arepaneled and finished with drawn steel flexible sheet with water-tight, smoke anddust-proof joints. Ball-bearing steel pul-leys are placed at the top and bottom anaare so connected with the two leaves thatthe closing of either leaf will also closethe other. The ends of omnibuses are ofXo. 10 gage steel, while thebacks of same are of No. 16 gagesteel. The battleship linoleumtops are supported on No. 10gage steel false tops and boundaround the edges with smallbrass channels or angles. Wheelsare construct
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsewerage, bookyear191
