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21005005 $1750.
F.E. Brandis, Sons & Co. SN 2398, c.1890s Transit Theodolite
21005009 $750.
Bausch & Lomb c.1900 Antique Brass Microscope w/ XY Stage, Wooden Case
21005004 $375.
Warren-Knight Co. Sterling SN 963, c.1910s Surveyor Wye Level
21005008 $375.
Bausch & Lomb c.1910s Antique Colorimeter w/ Hexagonal Glass Prisms
21005006 $350.
Evershed & Vignoles c.1910s Megger Direct Reading Resistance Box
21005007 $350.
GPO c.1920s Type B Telegraph Relay (U.K. General Post Office)
