»o. 124.] 
53 
is given in reference to the smaller palseozoic corals, among which I 
have established several new genera ; and in all 15 new genera in 
this family of fossils from the Clinton and Niagara groups. 
This delay in the printing has caused no delay in the publication of 
the volume, as you have already seen ; and I felt myfelf justified in 
attempting to render the work more complete and more creditable to 
the State under whose patronage it is published. 
I have the honor to be, gentlemen, 
Your very obedient servant, 
JAMES HALL. 
( C. ) 
T. R. Beck, M. D, 
The following is a list of the apparatus belonging to the State in 
the laboratory of the New- York State Agricultural Society, August, 
1850 : 
1. Specific gravity bottle, $5 00 
2, Balance, 60 00 
3- 8 combustion tubes for organic analysis,. 4 00 
4. An exhausting and condensing syringe for organic 
analysis, 15 00 
5. One potash apparatus, 1 25 
6. One straight bulb tube, 38 
7. Two straight chloride of calcium tubes, 38 
8. One tube funnel, 25 
9. Cast iron mercury bath, 6 50 
10. Porcelain mercury bath, 1 00 
11. Thermometer in tubular glass case, 3 00 
12. Three japanned thermometers, 3 00 
13. Copper water bath, small with rings, 2 50 
14. Large copper water bath, , 8 00 
15. 3 dropping tubes, 76 
16. Eudiometer, 4 00 
17. Furnace iron, 20 00 
18. Graduated glass tube, capacity 1 inch, 1 00 
19. " 2, 3 inches, 1 25 
20. « " 10 inches, 2 00 
21. ChoufTer for organic analysis, , 1 50 
