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GHR-KE-2000-00003 Registered

Mining theodolite

Weissler & Kohn, Munich · c. 1935–1940 · Made in Germany

Front view1 of 1

Identification

Reference
GHR-KE-2000-00003
Object
Mining theodoliteVerified
Category
Scientific & precision instrument
Maker
Weissler & Kohn, MunichVerified
Serial number
Recorded by the registry · not shown publicly
Date
c. 1935–1940Estimated from style, construction or expert opinionEstimate
Made in
Germany
Current location
Kenya (precise location withheld)
Registered
15 Jun 2000

Physical description

Applicant-submitted

Mining theodolite by Weissler & Kohn, with twin verniers reading to one minute. Used in Thika for much of its working life.

Height
386 mm
Width
260 mm
Depth
238 mm
Weight
6.36 kg

Method: Measured at inspection

Materials
Lacquered brass, silvered scales, glass optics
Condition
Good — Complete, with wear consistent with age and use.Applicant-submitted
Condition notes
Complete, with wear consistent with age and use.

Marks and inscriptions

“WEISSLER & KOHN · No. ••••”

Provenance and custody history

Verified

Abu Bangura, 1956: Bought privately. Nairobi University Collections, 1988: Transferred into an institutional collection. Mphatso Chirwa, 1997: Inherited by the current custodian.

  1. c. 1935–1940
    Weissler & Kohn Manufacture · Germany
    Made and numbered ••••.
    EstimateSource: Specialist opinion
  2. 1956
    Abu Bangura Sale · Thika
    Bought privately.
    VerifiedSource: Letter
  3. 1988
    Nairobi University Collections Transfer · Thika
    Transferred into an institutional collection.
    VerifiedSource: Letter
  4. 1997
    Mphatso Chirwa Inheritance · Thika
    Inherited by the current custodian.
    Applicant-submittedSource: Will
  5. 2000
    Mphatso Chirwa Registration · Thika
    Entered on the Global Heritage Registry.
    VerifiedSource: Registry decision
Acquired by current custodian
Inherited, 1997Verified

Inspections and verification

No physical inspection has been carried out. Facts marked Verified were confirmed from documentary evidence.