38 METEOROLOGY. 



No. 



851 Fig. 593, thermometers for sugar boiling, ma- 



hogany frame, three feet, - - $ 4.00 



852 Fig. 593, thermometers for sugar boiling, 



with index, three feet, - - 4.50 



853 Fig. 593, thermometers for sugar boiling, ma- 



hogany frame, four feet, - - 5.00 



854 Fig. 593, thermometers for sugar boiling, 



with index, four feet, - - 6.00 



855 Fig. 594, thermometers for sugar boiling, 



brass case, three feet, - - 5.50 



856 Fig. 594. thermometers for sugar boiling, 



brass case, four feet, - 7.00 



857 Figs. 595 to 603, thermometers for mantel, 



Gothic frames, over twenty-five different 

 patterns, from - - - $1 to 2.50 



858 Fig. 604, pediment barometer with thermo- 



meter, plain mounting, - - - - 10.00 



859 Fig. 605, pediment barometer with thermo- 



meter and glass door, - $11 and 12.00 



860 Fig. 606, ditto, with large thermometer, - 16.00 



861 Fig. 607, ditto, with best circular front, $20 to 25.00 



862 Fig. 608, mountain barometer in small round 



case, - - 20.00 



863 Fig. 608, mountain barometer with corrections, 25.00 



864 Fig. 608, Pike's mountain barometer for aca- 



demies, &c., - - $10 and 12.00 



865 Fig. 609, Pike's standard barometer, - - 22.00 



866 Fig. 610, marine barometer on gimbals, $20 to 25.00 



867 Fig. 611, Troughton's mountain barometer, 



with brass frame and portable folding staves 



and gimbals, -. - 45.00 



868 Fig. 612, wheel barometer, mahogany frame, 



dial, eight inch, $12 ; ten inch, " - - 15.00 



869 Fig. 612, wheel barometer, rosewood frame, 



eight inch, $15; ten inch, $18; twelve 



inch, - - - 25.00 



870 Fig. 612, wheel barometer, with rosewood 



case inlaid with pearl, . -, - 25.00 



8*71 Fig. 613, prognosticator, or storm-glass, - 1.25 



872 Fig. 614, differential thermometer, on stand, 1.50 



873 Fig. 615, Howard's " 1.50 



