Inner Circle Reading of the Double Vernier of a Transit Problem Figure P-SF01 is a double vernier of a transit and the dashed line indicate the two sets of coincident lines. What is the reading of the inner circle? A. 175° 42' C. 184° 18' B. 193° 8' D. 181° 3' Read more about Inner Circle Reading of the Double Vernier of a TransitLog in or register to post comments