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Overhead Projector Transparencies For use with Overhead Projectors
12 pairs of Somites, Blastoderm surface view, Chlorion and amnion, Embryo : L.S. 18 hours, Embryo : T.S. 33 hours, Embryo : W.M 33 hours, Embryo : W.M. 18 hours, Embryo : W.M. 24 hours, Embryo : W.m. 28 hours, Embryo : W.M. 48 hours, Embryo T.S.24 hours, Embryo w.m. 16 hours, Embryo: L.S. 17 hours, Embryo: W.M. 72 hours, Formation of yog sac, Internal egg parts, Parts of egg shown in half, Reproductive organs of cock, Reproductive organs of hen, Yolk sac
For students to determine volume easily. A set of four specimens machined to have equal volume. Each piece is 12 mm × 12 mm × 50 mm (L x W x H). Set includes Aluminum, Copper, Brass and Steel.
Brass, plated.
Balance designed to work for mass and force activity. Dual calibrated in grams and Newton.
Set consists of seven polished brass weights and two black enameled weights with flat countersunk bottoms. Each weight is accurately adjusted and the value clearly indicated. Individual masses are as follows: 1 x 10 gm, 2 x 20 gm, 1 x 50 gm, 1 x 100 gm, 2 x 200 gm, 1 x 500 gm, 1 x 1000 gm.