STANDARD - Survey Instrument Antique Center!

245
Pocket Magnifiers.
No. 221 No. 224.
No. 221. Zylonite Case, as in cut, size of lens 1 inch diameter, . . . |o.60
"
222.
" " "
k ' "
221,
IX ... .90
" 223. " " l ' " "
> ...
221,
" 224. " " u cut
1.15
iy2
u
of lenses, \% and 1% in diameter, . 1.30
Gossamer, Craveiiette and Silk Bags.
No. 225. Gossamer or Waterproof Bag, to cover Level in case of rain or dust,
" 226. Silk Bag, to cover Transit with solid silver graduations
'* 226a. Cravenette Bag to cover .....
Transit,
Lubricants.
No. 227. Bottle of Fine Watch Oil, for lubricating Transit Centers, etc. .
Utensils for Cleaning Instruments.
No. 228. Camel's Hair Brush
" 229. Stiff Brush for cleaning screw-threads
u 230. Chamois-skin for cleaning lenses, centers, etc. .
" 231. Stick for cleaning centers
Spirit Levels.
No. 232. Engineers' Spirit Levels of all sizes and grades of ensitiveness, accu-
$1.00
1.00
1.00
.$0.40
.40
.50
.30
rately ground and tested by us.
Per inch, according to length and diameter .... from $0*80 to $1.00
Surveyor's Umbrella
Large, well-made umbrella designed as a protection
from sun's rays and wind, during field work. Staff pro-
vided with a side socket and shoe. Umbrella has rings
to which guy lines may be attached.
Code word, Tycuin Price $6.OO