918 General Notes. [September, 
es between the nearest points of any two basins ; and nearer the 
edge of the top, at the angles between the round basins, are four 
rectangular basins each five inches long, three and a half inches 
wide and two inches deep. In each of the large basins is 
placed, on movable supports, a shelf for the paraffine cups. 
This shelf is made 
El aan 
Z- 
from the circular 
piece of copper 
which was cut out 
SFT.BIN. 
SS N 
k--------- 1/5 [Noman 
5 
wn 
. m. M 
Q 
=y 
© 
=) 
o 
h 
er 
z 
o 
LSS) 
hole, a half inch in 
YY diameter, near this 
for a thermometer. 
Wr = PØ When the bath is 
Fic. 2.—Diagrammatic section to show the depth of the RT regulated ar 
bath and its basins, and its relation to the table. The legs thermometer can 0: 
of the table, of course, extend from the top of the box, not course be dispensed 
from the lower shelf of the table, as indicated above, and with and the hole 
they are at the corners of the table. a the lid a bé 
plugged up with a cork. By this arrangement the paraffine 
dishes are always kept dry and at a uniform temperature all 
over. e four rectangular basins are used for warming the 
slides. In each of them is a movable rack made of two tin slips, 
each about a half inch wide and folded as shown in Fig. 3. Each 
of these basins also has a copper lid 
with a button handle in the middle. 
Near the center of the bath a tube 
one inch in diameter passes from the 
ae top down to and through the bottom. 
Fic. 3.—Supports for slidesin This tube is the passage way for the 
per crate “we glass tube that connects the burner 
under the bath with the gas jet above the center of the bath, and 
it should be soldered to the upper side as well as to the under 
side of the bottom of the bath. Near this tube are two others, 
each one inch in diameter, that project about one anda half inches 
above the upper surface of the bath, but are soldered with their 
< lower ends flush with the under side of the top of the bath. One 
rough them the water is put in or taken out 
