4 iry 
Phil.Trans Plate 74 1 . 
7873. 
7875. 
irrres represevchrog the,DuzrruzL Chorny e., in, Mayruhuuie, card, Direction,, of the, MatjnMX-CForces arthe. Horizontal PLaive ccctung oroflre. 
'rthviEwcL of the, N eeTTLe, cetthe- PatycCL Obs&rvaJx>ry, Greenwich, for ejxehofth&TVfortths Jamvcury, April , July, October, m- the. Years 
73 , 187P, 1875 . 
The, nmreraZs On. the carves representtheHours of GreenAvcchMleccn, So Lar Icy we 
West.Newman&.Co Jith. 
