69 
by two brass columns on square mahogany base. One objective. 
Date and origin unknown, but probably German 
No. 3. Culpeper Microscope, with rack and pinion adjustment. 
objectives and numerous accessories. In pyramidal case. 
per Microscope made by T. Blunt, rey with 
rack and pinion adjustment. The remains of one os ve 
accessories and no case. Date, aa 1745 to 
0. §. Culpeper Microscope with sli ding vee only. The 
brass mounting of one ie objective No accessories and no case. 
Date probably same 4. 
No. 6. John Cuff’s oe with rack and pinion adjust- 
ment. Five objectives and accessories, in pyramidal case. Date, 
between 1744 and 1750. 
No. Wilson’s Hand Microscope, made by George Adams. 
“Screw Barrel” pattern with ivory handle. With six objectives 
and accessories, in plush-lined ne covered, flat case. Date 
— ropa 17 
out s he Ellis’ s) sranate Micrescope): * with the ad- 
dee . the “ screw-barrel’”’ of ‘‘ Wilson’s Hand Microscope.” 
With two objectives and accessories, in atte lined, skin-covered, 
flat case, similar to that of No. 7. Probably of the same date or 
a little later. 
No. 9. Jones’s Improved Compound or “ Double’ Microscope, 
with rack and pinion adjustment. Capable of use as either a single 
ora ole wees instrument. With Martin’s revolving disc of six 
d accessories, in a pyramidal case. Date, about 1785. 
No; 10. Jones’s model, made by Chevallier of Paris. Probably 
the finest example of the optician’s art prior to the advent of the 
modern achromatic microscope. Stand with folding tripod base, 
ack and pinion movement to hae five eae and numerous 
df 
accessories, all contained in ah lin at mahog- 
any case. Date probably between 1825 and isis. 
mall “ double” microscope by Cary, London. Sup- 
ported by a post which screws into cover of case. Rack and 
pinion movement to stage. Three objectives and numerous ac- 
cessories. All in a plush-lined, square mahogany case. Date, 
bout 1817 
