April 27, 1972

S Vietnamese troops and Amer advisers prepare for do-or-die stand at Kontum in expectation that city will soon be surrounded by enemy forces; S Vietnamese soldiers are being given quick courses in tank fighting and are being issued great numbers of new Amer-made armor-piercing rockets; remnants of shattered units continue to drift into Kontum as Amer advisers try to reorganize them into some semblance of fighting units; mil officials believe there are about 20 battalions in Kontum for defense of city; see real crisis caused by demoralization of officer corps; problem is heightened after Mil Region II Comdr Lt Gen Ngo Dzu is evacuated to Saigon as result of heart attack brought on by exhaustion; Ngo Dzu, who is expected to be away for 3 days, will be replaced by Maj Gen Duong Quoc Dong; Amer advisers believe Kontum can be held, even though situation is described as grim and some of population seem close to panic; sound-trucks urge population to remain calm and keep its spirits up; evacuation from city is virtually impossible, with only road leading south blocked by North Vietnamese; 14,000 refugees are said to be in Kontum, with food supply running seriously short

Nixon makes TV s, Apr 26, on Vietnam war; s on enemy offensive, Paris peace talks and US troops withdrawal

N Vietnamese troops reptdly advance on Quangtri city, Apr 27, in what may be a renewed attempt to take the city; 2 heavy battles break out in Dautieng vicinity; N Vietnamese continue efforts to cut S Vietnam in two after overrunning another fire base near coast in Binhdinh Prov and edging closer to Kontum; S Vietnamese convoy fights way along Rte 19 from Quinhon to Pleiku, 1st group of S Vietnamese vehicles to get through since Apr 9; Kontum and Pleiku undergo sporadic shelling; enemy continues to shell Anloc; S Vietnamese pilots rept destroying 4 of 10 enemy tanks spotted in Parrot's Beak area, just inside Cambodia; US planes continue raids in southern region of N Vietnam; US pilots fly 449 strikes over S Vietnam; US transport plane shot down near Anloc; 6 Amers aboard reptd missing; US B-52s bombing in Anloc area; N Vietnamese seen not so much interested in capturing Anloc as they are in pinning down and, if possible, annihilating the 8,000 S Vietnamese troops locked in the town; other mil action reptd; map; illus

NY Times survey conducted by Daniel Yankelovich Inc of voters in Penna Dem Pres primary reveals that Sens Humphrey and McGovern emerged from primary with strongly different constituencies and with their contrasting public images more sharply drawn; reveals significant and often striking contrasts in age, race, residence, religion, ideology and issues between backers of both men; finds Humphrey did better in cities, among conservative Dems and blacks, older adults, blue-collar workers and voters impressed with his experience in govt; finds McGovern did better in suburbs and small towns and among liberals, women and young 1st-time voters and those concerned over issues especially Vietnam war and business influence on govt; other findings include: fact that Vietnam is main issue of concern; soc rather than econ issues are 2d on list of concerns; youth vote in Penna was sharply lower than that in other primaries; survey finds that Sen Muskie's poor showing in Penna is linked to his failure to score heavily among Polish-Amers; finds Humphrey and Gov Wallace equally split about 90% of Slavic vote; Cath voters, who might have backed Muskie, split their votes in same proportion as gen electorate; Jewish voters split evenly between McGovern and Humphrey with some voting for Muskie; union members apparently split among candidates in same proportion as gen electorate; survey finds that had Sen Kennedy been on ballot, he might have won by narrow margin

DO TOLL KNOW ANT IMPORTANT MAN IN BUSINESS WHO DOES NOT READ FORBES MAGAZINE?—ADVT.