83 =Negretti and Zambra's Patent Solar Radiation Thermometer=, Fig. 63 1 5 0 84 Ditto, ditto, ditto, in vacuo, Fig. 64 1 10 0 Ditto, ditto, ditto, improved form, with test gauge 2 2 0 85 =Negretti and Zambra's Terrestrial Radiation Thermometer= 1 5 0 Brass Stands for above, Fig. 65 0 5 0 76 and 77 =Negretti and Zambra's Patent Mercurial Minimum Thermometers= L2 10s. 2 2 0 81 =Maxima and Minima Thermometers=, on Sixe's arrangement, Fig. 62, various forms of mounting 12s. 6d. 14s. 21s. 30s. 2 2 0 =Pocket Maxima and Minima Thermometers=, Negretti and Zambra's Patent, in convenient cases L2 2s. 2 10 0 89 =Deep Sea Registering Thermometer=, with Negretti and Zambra's improved protected bulb, in copper cylinder, Fig. 69. 2 10 0 89[21] =Negretti and Zambra's Improved Deep Sea Thermometer=, with vulcanite mountings, in copper cylinder, with door, small size 2 5 0 90 =Negretti and Zambra's Patent Recording Deep Sea Thermometer= 10 10 0 91 Ditto, ditto, ditto =Recording Thermometer= 4 4 0 92 Ditto, ditto, ditto =Hygrometer= 6 6 0 93 =Improved Boiling Point Mountain Thermometer=, or Hypsometric Apparatus, with Tables, Figs. 72 and 73, in leather case with strap 5 5 0 Extra Thermometer for Ditto 1 10 0 106 =Negretti and Zambra's Standard Wet and Dry Bulb Hygrometer=, Fig. 79 2 2 0 Wet and Dry Bulb Hygrometers, various mountings 30s. 25s. 21s. 14s. 0 10 6 Pocket Hygrometers, in box L2 2s. 2 10 0 103 =Daniell's Hygrometer=, Fig. 77 3 3 0 104 =Regnault's Hygrometer=, Fig. 78 L3 10s. 5 5 0 Aspirator for Ditto L1 15s. 2 15 0 110 =Howard's Rain Gauge=, has a 5-inch copper Funnel, with turned brass rim fitted to a stout stone-ware or glass bottle, with a graduated glass measure, divided to 100ths of an inch 0 10 6 =Symons' Portable Rain Gauge=, (5-inch) with graduated glass measure, japanned tin 0 10 6 Ditto ditto in stout copper 0 15 0