45, COENHILL, E.G., AND 122, BEGENT STEEET, W., LONDON. 57 



FIG. 65. 



Two grooves are formed upon the concentric plate, by which the position 

 of the divided cards can be varied to suit the elevation of the sun at different 

 seasons of the year. 



In use, the Sunshine Recorder should be placed geographical North and 

 South, similar to a sun dial. 



Price, fig. 65. 12 12 

 A supply of prepared cards sufficient for one year's use . . . 1 12 



FIG. 66. FIG. 67. 



76. Jordan's Sunshine Recorder (Patent), made and supplied 

 only by Negretti and Zambra. 



