ROCE BDI OF THE SECTIONS, aM 33 eae 
A ae Neecpay ig slides will show the revalt of this plan of ; 
' mounting, which I hope may be taken up and mab ap hiss upon by 
some of the ee men of our Section. i: 
- ould any one wish for any further Getneniatiens as to details 
oe process, I shall be delighted to reply to any queries. - 
ae slides pate Mr. Sharp had i ah) were exhibited, and 
much admired by the members present. ie 
Ha Dr. 2 Wale ‘exhibited one of Polles’ erecting § stereoscopic 
binocular. chara intended to be used with either a microscope 
or telese 
Mer, Paster exhibited one of Seibert’s -4;-inch homogeneous 
immersion objectives. 
“4 
14 AUGUST, 1882. 
Dr. Wricut in the Chair. 
Mr, Henry Suarp exhibited a Tolles’ camera lucida in the form 
_ of a truncated prism, in place of the ordinary Wollaston prism. 
. With this camera Mr. Sharp claims that it is far easier to deli- 
_ neate the internal structure of an object: than with the ordinary 
prism, and exhibited a series of draw wings of objects in which the 
- detail was more perfectly depicted than is possible with the Wol- 
_. . Jaston’s prism. 
o> 4) Mr. F. B: Kynepon exhibited the following objectives, by Carl 
fae Zeiss, of Jena, viz: new variable low-power object-glass, 
, taghiiying from 6 to 20 diameters—a 1-inch, $ths, 3ths, a ts or 
and a.ith water immersion. These objectives were remar ‘ 
for the great beauty of their performance, and phen eee 
most Se coenble: degree with the corresponding productions of the — 
dest eos 
Mr. D. Hirst exhibited a diatomaceous cigar ner me 
Bondi, al also a specimen of Nitella translucens, 8 howing ae 
“The on W. McGrecor exhibited drawings of the ringworm see 
_ parasite, and Mr. feel some injected preparations of the tongue Ae 
3 and spinal cord of a ki ' 
Sa SEPTEMBER, 1882. 
r. Wricut in the eats : 
MLLEST C 3 @ WO! iC 
r. Wright also ati exhibited: a Tolles’ 3 of an inch ol 
ceed 65°, and fitted with an internal prism 79 
nination of opaque objects. 
i. 0, WALKER Sccammeasion some sepsis’: 
