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GHR-KE-2023-00001 Registered

Vernier theodolite

Maison Dufrêne, Paris · Date unknown · Made in France

No photographs on record

This record was registered without photographs, or they are withheld at the custodian’s request. The written description and inspection reports below remain authoritative.

Identification

Reference
GHR-KE-2023-00001
Object
Vernier theodoliteVerified
Category
Scientific & precision instrument
Maker
Maison Dufrêne, ParisVerified
Serial number
Recorded by the registry · not shown publicly
Date
Date unknownUnknownApplicant-submitted
Made in
France
Current location
Nairobi, Kenya
Registered
15 Apr 2023

Physical description

Applicant-submitted

Vernier theodolite by Maison Dufrêne, with full vertical circle and striding level.

Height
381 mm
Width
245 mm
Depth
229 mm
Weight
6.50 kg

Method: Measured at inspection

Materials
Lacquered brass, silvered scales, glass optics
Condition
Fair — Some damage, losses or later repairs.Applicant-submitted
Condition notes
Losses to the surface and one replaced component.

Marks and inscriptions

“MAISON DUFRÊNE · No. ••••”

Provenance and custody history

Verified

Nairobi University Collections, 1892: Acquired for use in Nairobi. Kisumu University Collections, 1903: Transferred into an institutional collection. Kitale Railway Heritage Trust, 1911: Institutional transfer by the current custodian.

  1. 1886
    Maison Dufrêne Manufacture · France
    Made and numbered ••••.
    EstimateSource: Specialist opinion
  2. 1892
    Nairobi University Collections Acquisition · Nairobi
    Acquired for use in Nairobi.
    Verified
  3. 1903
    Kisumu University Collections Transfer · Nairobi
    Transferred into an institutional collection.
    Applicant-submittedSource: Letter
  4. 1911
    Kitale Railway Heritage Trust Transfer · Nairobi
    Institutional transfer by the current custodian.
    Applicant-submittedSource: Bill of sale
  5. 2023
    Kitale Railway Heritage Trust Registration · Nairobi
    Entered on the Global Heritage Registry.
    VerifiedSource: Registry decision
Acquired by current custodian
Institutional transfer, 1911 — Kisumu University CollectionsVerified

Inspections and verification

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