Marine Board Opens Probe of Copter Crash Fatal to FourA Marine Corps board of inquiry sought Friday to leam why a Sea Knight Lwin-rotor helicopter crashed Wednesday night at Mission Viejo, with loss of four men attached to the SanLa Ana Marine Corps Air Facility.Richard Wilcox, manager of the Mission Viejo Swim Club, said he saw the CJI-46D troop transport chopper throw a rotor blade, slaggcr ouL of control and then crash alongside a dilch not far fromthe Mission Viejo golf course.The Marine board said it hopes to find other witnesses, adding that there must have been many of Lhem since the chopper crashed just off San Diego FreewaySalvation Army ExpressesAppreciation for Many Aids* Appreciation for support of the Salvation Army’s current spring campaign forits Red Shield truck and social service program to help homeless, handicapped and unemployed men was expressed Friday bythe chairman. .The service throughout the Long Reach and South Bay areas is sustained through donations of discarded materials such as Clothing, shoes, home appliances and furniture from homes and business, • •1 am deeply grateful to the many edu-catnr* irvt businessmen.who have tainedhands with me in keeping the Salvation Army Red Shield trucks rolling for humanity’s . sake,” said Chairman Dr. Theron /Freeze.Lt. Col. Ranson Gifford, area manager, said proceeds from Red Shield Thrift Shops in Long Beach, North Long Beach, San Pedro, Torrance, Norwalk, Redondo Beach, Gardena and Bellflower make possible services that include full lime em-pjoyrr^nt of 840 men. Persons who kave serviceable items to offer should contactIhe-Armv In th* am nMwut fhomand La Paz Road at 6:45 p.m.. when many motorists were homeward bound.Robert Marusich, a research engineer with Auto-nelics at Anaheim, said that he saw llie craft’s fatal plunge out of the corner of my eye” but could not tell what happened, lie wasdriving home at the time.THE TW1N-TGRBINEhelicopter was destroyed when it crashed, mangling the bodies of the crew aboard. It was the first Sea Knight to go down since training in them began a year ago at the Air Facility, the Marine helicopter base southeast of Santa Ana, Capt. Vince Tesulov, 29, of Costa Mesa, was its pilot, and 1st. Lt. Loyd E. Knutson Jr. 23, of Manhattan Beach, was co-pilot. Crewmen were CpL Larry G. Norman, 20, of Santa Ana, and Lance CpL Michael F. Hansen, 19, of Gar-I an/4