Small Sliding Microtome No. 131a.

Microtome knives.

(Made by W. Walb.)

A. Thoma's Model, plano-concave, with handle adapted for clamping immediately to the knife carrier of the microtome, in box.

No. 132.Length of cutting edge 36 cm$26.50
No. 133. " " " " 24 cm$13.25
No. 134. " " " " 16 cm$8.50
No. 135. " " " " 12 cm$5.50

B. Jung's Model—plano-concave—requires knife-holder No. 139—in box.