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scattered about the papers of other authors

*
[above] Photo 62. — Copper, Cast A. 5 months in distilled water. Magnification 100 diameters. Illumination, vertical.
Photo shows: Increased oxidation starting from scratch.
[below] Photo 61.— Copper, Cast A. Annealed in hydrogen; 4 days in distilled water. Magnification 100 diameters. Illumination, vertical.
Photo shows: Pseudomorphs in cuprous oxide after twinned copper.
(ex Plate XVI, both cropped to square and brought to abut; rotated 90º ccw; levels 30 1.00 255)
illustrating Guy D(unstan). Bengough (1876-1945 *) and O. F. Hudson, “Fourth Report to the Corrosion Committee of the Institute of Metals,” The Journal of the Institute of Metals 21 (1919) : 37-214, discussion 215-232, communications on 232-252
Princeton University copy, digitized April 29, 2010

paper focussed on zinc, copper, aluminium and brass. these images discussed at p 117

a few passages scattered about the papers of other authors       51
at one or two scattered spots       84
 
scattered about over the specimen       157
scattered about on the yellow tarnish       157
scattered about over the surface       157
 
at widely scattered patches and areas (stage 2 of 3)       158
scattered about       201

still wondering whither my dreams — in form something like photo 61, full of pseudomorphs — scatter.
 

18 March 2016

tags:
copper; corrosion; dreams; oneiros; pseudomorphs; scattering
G. D. Bengough; O. F. Hudson