Extracts from 1902 Catalogue
TRANSIT THEODOLITE
Cable
Code‑" TRYMA.”
COMBINED
TRANSIT and LEVEL,
DUST AND RAIN PROOF,
For CITY, LAND, and ENGINEERING SURVEYING.
Cable Code‑" ROUGHSHOD."
Specially constructed to stand hard usage over rough tracks and roads, resting upon the best form of rubber cushions, so that the disarrangement of the adjustments by transportation may be prevented. Suitable for climates with sudden and heavy rains and clouds of fine (lust, where temperatures vary from 30 degrees below to 100 degrees above zero.
DAVIS’S
IMPROVED HEDLEY DIAL.
20
PRIZE MEDALS.
No. 14.‑Davis's Improved Hedley Dial, with Telescope
and Sights.
1
DAVIS'S HEDLEY DIAL.
20 PRIZE MEDALS.
No.13A‑Davis's Hedley Dial, with No. 13B ‑Davis's Hedley Dial, with Ball and Socket joint. Fig. 3 Holfrnan Patent joint.
No. 13‑Davis's Hedley Dial, with outside Vernier on chamfered surface automatically checking the needle; improved arc; improved clamps always occupying the same relative positions. Complete in Compact mahogany case. One set of improved form of telescopic legs.
DUMPY OR GRAVATT LEVELS.