The SciencesDecember 30, 1899
The Electric Plants of the Battleships “Kearsarge” and “Kentucky”
Stories by J. J. Woodward
The SciencesOctober 13, 1877
New Microscopic Attachment
A Simple Device for the Illumination of Balsam-mounted Objects for Examination with certain Immersion Objectives whose “ Balsam Angle” is 90° or upwards