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Six microscopic enlargements of minerals, page, photomechanical print, Image 1 is augite, 2 is
LZT26B00_212

Six microscopic enlargements of minerals, page, ph...

Six microscopic enlargements of minerals, page, photomechanical print, Image 1 is feldspar, 2 is
LZT26B00_223

Six microscopic enlargements of minerals, page, ph...

Six microscopic magnifications of minerals, page, photomechanical print, Image 1 is sanidine and
LZT26B00_215

Six microscopic magnifications of minerals, page, ...

Six enlargements of blood cells, page, photomechanical print, number: 'Pl. V.', number: 'Photo. 19
LZT26A99_191

Six enlargements of blood cells, page, photomechan...