how many party with candidates being john m. vorys (r) 61.5% jacob f. myers (d) 38.5%
create table table_1342013_34 (party varchar, candidates varchar, PRIMARY KEY (party))
select count(party) from table_1342013_34 where candidates = "john m. vorys (r) 61.5% jacob f. myers (d) 38.5%"