Clipart tagged: ‘spectroscopic’
!["An improved form of apparatus for the fractionation [sic] is represented in fig. 9." —The Encyclopedia Britannica 1910](https://etc.usf.edu/clipart/36100/36106/spectro_exam_36106_mth.gif)
Apparatus Designed for Spectroscopic Examination
"An improved form of apparatus for the fractionation [sic] is represented in fig. 9." —The Encyclopedia…
"An improved form of apparatus for the fractionation [sic] is represented in fig. 9." —The Encyclopedia…