| No. 29. | This stand fitted with objective 3, eye-pieces 0 and IV. Magnifications 40 to 100, in mahogany case fitted with lock | $18.— |
| No. 29a. | The same stand fitted with eye-piece II and objective having separable front lens, yielding a magnification of 40 and 100 diam | $18.— |
| Glass compressor with graduation | $80.— | |
| Glass compressor without graduation, per pair | $40.— |
Demonstration microscope.
Demonstration microscope with condenser.
| No. 30a. | Adapted for low and medium power. Square stage with wheel-diaphragm. Adjustment by sliding tube; after being adjusted the tube may be fixed by a ring clamp. Detachable handle. With clip to hold a sketch or label, etc. Stand without objective and eye-piece. | $6.— |
| No. 30b. | The same with objective 3 and eye-piece I, magnifying 60 times | $14.— |
| No. 30c. | The same with adjusting screw for focussing high power objectives, with condenser and iris-diaphragm, without objectives and eye-pieces | $18.— |
| No. 30d. | The same with objectives 3 and 6 and eye-piece I. Magnifications 60 and 255 | $38.— |