^i'^^^^m^m^^my^^m^^^^mi'-^^^m^^m^mnm^^^^.^ 



71^^ Description 0/ Afr. CUFF's Aquatic Microscope, 

 ufed 171 the Discoveries made in this ESSAY. 



u4. The brafs Pillar, that fcrews into the Top of the Box K, which 

 Box contains the wliole Apparatus. 



//, The Shank, with the Semicircle carrying the Concave Mirror, that 

 moves on two Pivots, at /, /. 



D, The Aiding Pillar to adjuft the filver Difli, with its Lens at F F, to 

 the proper focal Diftance. 



G, Another lilver Difh, with a higher Magnifier. 



E, The Shank (fupporting the filver Difli) made to Aide to and fro, to 

 view all Parts of the Stage B. 



C, The plain Glafs placed on the Stage, with a black Patch on it for 

 opake Objedts. 



J\'\ The Watch-glafs, to be placed in the Room of the plain Glafs C, 



for aquatic Objecfls. 

 L>, The Pliers, pointed at one End for different Objedli, or to receive on 



the pointed End the ivory Cylinder A^, for opake Objeds. 

 O, Pincers to take up frnall Objedts. 

 P, The Brufli to clean the Glaffcs. 



^•.m^ym^m^^^mm^.^^'^^.--^^^'^^im^'^^^^^'':^^ 



