File:PSM V40 D658 Principles of the mason and hamlin organs.jpg

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Principles of the Mason and Hamlin organs

Figs. 17 to 22. — Representing Constructive Principles of a Mason and Hamlin Organ. Fig. 17 shows position of reed; Fig. 18 represents in sectional elevation part of one end with reed-valves and stop action; Fig. 19 shows auxiliary mutes; Fig. 20 exhibits method by which the stop-valve is mounted: wind-chest (U), reed-valves (I), stop-valves (T), swell-cap (V) with the swell-lids attached (W), stop-lever (X), transverse roller-lever (b' ), roller-board (c' ), name-board (a' ), draw-stops (a and b), and the tube-board {R). Some connections of the parts are indicated thus: The inner end of stop-valve (T) attached to tube-board {R) by butt-hinge (c); similar hinge {d) fastened to outer end of tube-board; stop-valve {T) joined to half hinge (d) by the bent wire {e); connection of bent wire (e) with stop-lever (X) by the link (y); brass incline (g) on stop-lever (X); also connection of stop with valve (P) at the back of tube-board (R). Figs. 21 and 22 represent relative parts according to exemplification.

Date between 1891 and 1892
date QS:P,+1891-00-00T00:00:00Z/8,P1319,+1891-00-00T00:00:00Z/9,P1326,+1892-00-00T00:00:00Z/9
Source Popular Science Monthly Volume 40
Author Unknown authorUnknown author
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This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Extracted image from book, to grayscale, cropped whitespace. Modifications made by Ineuw. The original can be found here: Popular Science Monthly Volume 40.

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Date/TimeThumbnailDimensionsUserComment
current05:29, 15 November 2015Thumbnail for version as of 05:29, 15 November 20151,742 × 1,321 (200 KB)IneuwCleaned image and improved contrast
23:35, 11 December 2010Thumbnail for version as of 23:35, 11 December 20101,795 × 1,404 (314 KB)Ineuw{{Information |Description = Principles of the Mason and Hamlin organs |Source = [http://www.archive.org/details/popularsciencemo401892newy Popular Science Monthly Volume 40] |Date = 1891-1892 |Author = Unknown |Permissio
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