. Textile school catalog, 1915-1916. from Penrhyn Slate Co.,and an apparatus for bleaching with sodium peroxide from Roessler,Hasslacher Co., are used to show the latest developments inbleaching. MICROSCOPIC FIBRE=TESTINQ AND COLORIMETRICLABORATORY This is well equipped with a number of microscopes and appa-ratus for the preparation of slides and sections; photographicapparatus for the making of photomicrographs; Lovibund tinto- 40 meter, with set of standard glasses and large number of gelatinefilms of various dyestuffs; a Zeiss comparison spectroscope and aZeiss universal spectroscope, with
. Textile school catalog, 1915-1916. from Penrhyn Slate Co.,and an apparatus for bleaching with sodium peroxide from Roessler,Hasslacher Co., are used to show the latest developments inbleaching. MICROSCOPIC FIBRE=TESTINQ AND COLORIMETRICLABORATORY This is well equipped with a number of microscopes and appa-ratus for the preparation of slides and sections; photographicapparatus for the making of photomicrographs; Lovibund tinto- 40 meter, with set of standard glasses and large number of gelatinefilms of various dyestuffs; a Zeiss comparison spectroscope and aZeiss universal spectroscope, with all accessories for the spectroscopicstudy of dyestuffs; a Reeser & Mackenzie fibre-testing machine, fordetermining tensile strength and elasticity. The laboratory is also supplied with a conditioning oven of thelatest pattern, capable of rapidly and accurately giving the amountof hygroscopic moisture contained in any class of fibre in any form,raw or manufactured. Tests on small or large samples can be madewith equal MICROSCOPIC AND METRIC LABORATORY. CLOTH FINISHING LABORATORY The facilities for finishing of the various fabrics produced in theschool are quite in keeping with those of other departments, andconsist of one three-quarter combination washing and rotary fullingmill, and one small fulling mill for samples, both from theJames Hunter Machine Co., North Adams, Mass.; a Gessner im-proved push mill, with lateral side movement; single-cylinderupright gig, Curtis & Marble make; Parks & Woolson cloth shear,with patent listing motion; Parks & Woolson double-cylinder clothbrush, with steamer attachment; Gessner improved cloth press;Morris & Tasker hydro-extractor, tenter bars, frames, etc. 41 Courses of Study—Day School The school offers to prospective day students the fol-lowing carefully prepared courses of instruction, each ofwhich has been organized with a distinct purpose. Thebroad subject of textile manufacture receives a most com-prehensive treatmen
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Keywords: ., bookauthorpennsylv, bookcentury1900, bookdecade1910, bookyear1915
