SURVEYOR’S CROSS STAFF-HEADS.

Cross Staff-heads, fitting for staff, octagonal pattern or round, brass, in oak box, as figs. ... ... ... each2⅜ in.2⅝ in.3 in.3⅝ in.
5/66/67/69/6
Ditto, with compass ...... ...,,10/612/014/016/0
Iron-pointed staff for ditto ... ...3/6

LEVELLING STAVES.

Sopwith’s paper scale, 14 ft. ... ... ... each39/0
Ditto, painted ditto, and spring catch ... ,,42/0
Papers for levelling staves ... ... ... per set3/0

No. J O 6191.
Box Sextant, with Telescope, divided on silver to 1 minute, in sling case, 72/0

No. J O 6192.

Zero Setting Rain Gauge.
Japanned metal case with 8 in. square polished brass top, porcelain dial, the outer circle representing 1 in. of rainfall, subdivided to 1/100ths in., the small circle carrying the registration up to 12 in. ... ... 50/0
In copper ... ... 62/6