a. 
Sa ac i a a ia aii ails dine 
TO STUDENTS CERTAIN ELECTRICAL OPERATIONS. 161 
or the cover of a book, with the uncoated side downwards. Toue 
ck; it now gives a positive sethie The cra di culty 
represented as V+ er e face ma 
to have 2 V. This acts by fonaetion a nnkk the — Pie i ae 
to repel the V of the ek into the book and attract R fro 
ok 
is received in Lenina and the back of the a 
: Santos t ts aasne represented vem Finally, on 
