8 Primaries in 2 Weeks Aim at BlueâCollar Voter
April 23: (Dem Aspirants' Activities) NY Times survey of 8 forthcoming primaries, 'most intensive period of Pres primary activity in Amer pol history,' discusses Dem aspirants drive for support of blue-collar workers who comprise backbone of party; campaign found becoming populist, with all aspirants trying to identify with Wallace issues of discontent and frustration with govt; Jackson concentrating in Ohio and may drop out if he shows poorly there; McGovern stresses Mass, where he is heavily favored, and will then go past Ohio to Neb; Humphrey and Muskie face most crucial tests in similar states of Ohio and Penna; Muskie, seen trailing Humphrey in Penna, is trying to secure enough delegates to offset Humphrey's expected victory in preferential balloting; Humphrey defeat in Penna and Ohio would probably end his viability; victory would help him challenge Wallace in Ind and W Va