190 



L. CASELLA'S CATALOGUE 



FIG. 2207. 



FIG. 2208. 



FIG. 2210. 



FIG. 2205. 



FIG. 2276. 



2218. Connectors, with smooth end for uniting different sized flexible tubes, 6d. and 



upwards. 



2219. UNION JOINTS for ditto, Is. 6d. and upwards. 



2220. IEON AND BEASS CLAMPS for fastening air-pumps, etc., Is. 6d., 3s. 6d. and 



upwards. 



2222. BEASS KEY OB SPANNEE for screwing up the joints of air-pumps, connectors, 



etc., with single opening, Is. 6d. ; double ditto * . 020 



CLASS RECEIVERS, FOR AIIUPU1PS (jigs. 2223 and 2223*) p. 189, 

 With flanged rims, ground, ready for use : 



2223. BELL EECEIVEE for Tate's pump, No. 2177, 7 inch, in diameter, 8 inch, high 



4 6 



2223*. FLAT BELL EECEIVEE for Tate's pump, 6 to 7 inch, in diameter, and 3^ to 4 

 inch, high, for use in freezing water in vacuo 026 and 030 



2224. TALL BELL EECEIVEES for the large pumps : 7 inch, wide, 11 inch, high, 5s. 6d.; 



8 inch, wide, 12 inch, high, 9s. 6d. ; 8 inch, wide, 10 inch, high, 6s. 6d. ; 



9 inch, wide, 12 inch, high, 10s. 6d.; 9J inch, wide, 14 inch, high 17 6 



2225. Flat Bell Receivers for large pumps : 8 inch, wide, 6 inch, high, 4s. 6d. ; 



9 inch, wide, 6| inch, high . ., . '. ~ . 076 



2226. TALL BELL EECEIVEE for the small air-pump, No. 2174, 4 inch, wide over 



flange, 6 or 7 inch, high . . . . . 036 



2227. EECEIVEES, bell shape or cylindrical, with ground flange at bottom, and neck 



with ground flange at top. The upper diameter from 2 to 2| inch. ; 7 inch, 

 wide, 6 inch, high, 4s. 6d. ; 7i inch, wide, 10 inch, high, 7s. 6d. ; 7| inch, 

 wide, 12 inch, high, 9s. 6d. ; 8 inch, wide, 11 inch, high, 10s. 6d. ; 10 inch, 

 wide, 14 inch, high ,.-" .... <*.. 15 6 



2228. Receiver^ cylindrical form, ground flange at the bottom ; at the top a narrow 



neck closed by a brass cap having a female screw ; 7 inch, wide, 8 inch, high, 

 7s. ; 8i inch, wide, 10 inch, high, lls. ; 10| inch, wide, 12 inch, high 



16 



