LIST OF PRICES 



Of the Instruments referred to in this Work made by 



JOHN BROWNING. 



Bro Wiling 1 ' S Platyscopic Lenses, figure 2, pages 5 and 6, magnifying 10, 15, 20, or 30 

 diameters. Price each power, i8s, 6</. 



Browning's Rotating- Stag-e Microscope, figure n, page 21, with i-in. and i-in. 

 Object-glasses. Price 10 10*. 



Browning's New Portable Microscope, figures 12 and 13, pages 21, 22, and 23. 

 Price, complete in case, but without Objectives, 22. 



Stephenson's Binocular Microscope, figures 19, 20, and 21, pages 34 and 35. Price 

 complete, with pair of Eye-pieces and two Objectives, i-in. and 4-inch, .20. 



Microscope Lamp, figures 81 and 82, pages 91 and 92. 12*. bd. and 1 i6s. 



Browning's Pocket Microscope, figure 124, page 140. Price ^i us. 6d. 



Houston's Botanical Dissecting Microscope, figure 149, page 163. 6*. 6d. 



Browning's Lantern Microscope, figure 200, page 229, complete with Objectives. 

 Price s ios. 



The Sorby-Browning Microspectroscope, figure 216, page 250. Price 6. 



The Sorby-Browning Microspectrostfope, with bright point Micrometer, figure 

 221, page 256. Price .8 5^. 



List of Microscopes sent free. 



Illustrated Catalogue of Microscopes, containing 33 Engravings, 8 'whole page, 

 sent for six stamps. 



JOHN BROWNING, 



Optician to Her Majesty's Government, the Royal Society, the Royal 

 Observatories of Greenwich, Edinburgh, &c., &c., 



63, STRAND, LO 1ST DO 1ST, W. C. 



LIVING SPECIMENS FOR THE MICROSCOPE. 



THOMAS BOLTON, 



57, NEWHALL STREET, BIRMINGHAM. 



SPECIMEN TUBE ONE SHILLING, 



A Series of Twenty-six Tubes in course of Six Months (or as required) 

 for a Subscription in advance of ^i is. 



Portfolio of Drawings, Six Parts, Is. each. 



HINTS ON THE PRESERVATION OF LIVING OBJECTS, 



AND 



THEIB EXAMINATION UNDER THE MICROSCOPE. 



THREEPENCE. 



Price List on receipt of Stamped and Directed Envelope- 



