1883.] 



MICROSCOPICAL JOURNAL. 



229 



The design of the Wale stand, as 

 applied by Mr. Swift, seems to have 

 been suggested by the radial micro- 

 scope devised by Mr. Wenham, while 

 the plan of construction is copied from 

 the simple and inexpensive stand of 

 ^Ir. ^^'ale, which has been so highly 



the plan of which will be described in 

 a future article. 



There seeiiis to be a great demand 

 in England for good microscopes for 

 physicians and students at a low price. 

 This has led to the production of very 

 cheap, but, at the same lime good. 



Fig. 45.— Swift's Wale Stand. 



commended by Dr. W, B. Carpenter, 

 and others. At first glance it appears 

 to be almost identical with the last 

 mentioned instrument, but it possesses 

 this peculiarity that the centre of cur- 

 vature of the rocker is at the focal 

 point for an object on the stage. The 

 small milled head beneath the coarse 

 adjustment is for the fine adjustment. 



microscopes, which sell for about £6 

 or $30.00, including two objectives — 

 a one-inch and a quarter-inch. Such 

 instruments are made by Crouch, Swift, 

 R. & J. Beck and C. Baker, and be- 

 tween them there seems to be but little 

 choice, as they are very much alike in 

 design. They are all solid, compact 

 and £:ood. 



