29




I22S6



12256. Balance, Analytical, Sartorius'. A short arm balance with triangular
beam and provided with rider attachment. The beam, pans, and
hangers are fitted with arrest of circular movement. Has platinum
plated pans, and agate knife edges and agate planes. Although
low in price, this balance meets the highest expectations in accu-
racy and quickness of weighing. In black walnut case with coun-
terpoised sliding door, mounted on black plate glass. Capacity,
200 grams; sensitive to l/s milligram. Length of beam, 140 mm.
Each, Net $60.00

12258. Balance, Analytical, Sartorius'. Same as No. 12256 but without rider
attachment. Each, Net $48.00

12260. Balance, Analytical, Troemner's. This balance is of the finest work-
manship throughout and is in use at the U. S. Coast Survey and all



30



Bauscb Sr Lomb Optical Co., Rochester, N. Y., U. S. A.,




I226o




12262



the large iron and steel works. It is a short arm balance with
aluminum beam, agate planes and agate knives. Both arms of the
beam are graduated. The pans are of aluminum; all brass work
is gold plated. Provided with improved self-locking pan arrest,
mounted in elegant mahogany case with glass top and heavy plate
glass bottom. Capacity, 200 grams; sensitive to 1/20 milligram.
Each, Net $125.00

12262. Balance, Analytical, Troemner's. A short arm balance with alumi-
num beam, both arms of which are graduated to i/io milligram,
and agate bearings throughout. The bows, 100 mm. wide, and
pans are of nickel. Mounted in fine French polished mahogany
case with plate glass bottom. Capacity, 200 grams; sensitive to
i/io milligram. Each, Net $g6.oo



New York, Boston, Chicago, U. S. A., Frankfurt a/M., Germany.
