334 
W. F. STANLEY & CO. LTD. 
Quote Stanley's 'A' Catalogue 
“ ALLBRIT ” SERIES OF CONTINUOUS CHART 
PLANIMETERS 
for Charts having uniform scale spacing 
A8350 
Continuous Chart Planimeter—for the rapid and convenient integration of roll-type 
charts of recording instruments. 
This instrument consists of a fixed index Planimeter suitably mounted on a platform 
provided with spools to take the chart and arranged so that the chart can be traversed 
under the tracing point of the Planimeter. 
The flanges of the chart spools have sliding adjustments to take charts of various 
widths. 
This type of instrument is suitable only for charts having uniform scale spacing. 
A8350 “ Allbrit ” Continuous Chart Planimeter for use with uniform-scale charts 
up to 6J in. (15-5 cm.) in width, supplied with hand magnifier and Instructions 
for Use, mounted on polished wood base with detachable cover. 
Area for I revolution of measuring wheel =20 sq. in. 
A8353 Ditto, reading in metric units. 
Area for I revolution of measuring wheel = 120 sq. cm. 
N.8.—Specifications and Quotations for instruments to accommodate wider charts will be 
submitted on request.