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Image from page 67 of "The hygiene of the schoolroom" (1911) | by Internet Archive Book Images
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Image from page 67 of "The hygiene of the schoolroom" (1911)

Identifier: hygieneofschoolr02barr

Title: The hygiene of the schoolroom

Year: 1911 (1910s)

Authors: Barry, William Francis, 1872-

Subjects: School hygiene

Publisher: New York, Boston [etc.] Silver, Burdett and company

Contributing Library: The Library of Congress

Digitizing Sponsor: The Library of Congress

  

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Text Appearing Before Image:

om the simple, un-adorned bench and box-like desk to some exceedingly com-plex and cumbersome foreign contrivances. The idealchair and desk should be adjustable and easy of manipu-lation. Fig. 9 represents a model chair and desk prop-erly regulated to seat its occupant. The distance is the space that would be found betweena vertical line dropped from the rear edge of the desk tothe floor (A-B), and the fron^ edge of the seat at D,which in Fig. 9 is the space between C and D. This distance should be a minus quantity when the pu-pil is reading or writing. The difference is the vertical distance measured fromthe rear edge of the pupils desk and the upper surfaceof the seat (Line A-C). The proper length of this differ-ence should be equal to the space between the pupils el-bow and the seat bones taken in a sitting posture. Whenthe pupil is too far away from the desk, he either bendsforward into an unnatural position or slides too far for-ward on his seat and occupies an unsteady position.

 

Text Appearing After Image:

FIG. 9. Chmr and desk illustrating proper seating of pupil. School Furniture. 53 The difference between the height of the seat and deskshould not be such that the shoulders are painfullyscrewed up in writing, nor on the other hand should thepupil be obliged to lean forward to write or read. It isrecommended by Robson., an English authority, that thedifference should equal the length of forearm or aboutone-sixth the height of the pupil, in which case it will befound that the under part of the forearm will rest com-fortably on the desk top. The height of the seat shouldcorrespond to the length of the pupils leg from the soleof the foot to the knee. The seat of the chair should be slightly hollowed outto fit the body anatomically and should not be so wideas to cause pressure against the legs when they are in theflexed position. The back support of the chair shouldmeet the childs body just below the prominent portionof the shoulder blades. A small proportion of pupils who are either abnor

  

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Taken circa 1911