Ericsson, John, 1803-1889 · New York : Printed for the author at "The Nation" Press · leaf 666
!25 M > R Q r> W VJ w CO H o > i< Flate ^S. ,SAi C//.ii. A17/. … Q >■ ^ CC 1-H 3 s a ^ «) U O w ^ o H 2 § Q ss QD cc H o H s! CD g 5 O O o t? H ^S M H H w a >- o Q H O H d o w > H fe5 O w >n ^ 1 ^ o w OT ?: O tr ^ > 53 !^ T3 «1 a o K Pijrs ;?5. S£E CuAi: X VIII. Instrument for measuring the Reflective Power of Silver and OTHER Metals. Designed by…
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-218-128.webp)
