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Antique Schwalb Hermanos Theodolite Survey Instrument

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:200.00 - 400.00 USD
Antique Schwalb Hermanos Theodolite Survey Instrument

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Auction Date:2018 Dec 13 @ 18:00 (UTC-5 : EST/CDT)
Location:236 Commercial St., Suite 100, Boston, Massachusetts, 02109, United States
ALS - Autograph Letter Signed
ANS - Autograph Note Signed
AQS - Autograph Quotation Signed
AMQS - Autograph Musical Quotation Signed
DS - Document Signed
FDC - First Day Cover
Inscribed - “Personalized”
ISP - Inscribed Signed Photograph
LS - Letter Signed
SP - Signed Photograph
TLS - Typed Letter Signed
Antique theodolite surveying device manufactured by Schwalb Hermanos of Valparaiso, serial no. 210012, measuring approximately 11? x 8.5? x 9.5, with a compass dial at center, levels on each side, and scope on the right. In very good condition, with cracked glass over the face of the compass. Theodolites are precision instruments used by land surveyors to measure horizontal and vertical angles.