Arizona Snow Bowl, Flagstaff, Ariz.: Riblet double chair lift 7,000/2,100/600; Pomalift 2,700/750/800: 12 miles of new trails. Lodge remodeled. Telephone Buzz Bainbridge, Flagstaff, PR 4-4331.
Buttermilk Mountain, Aspen, Colo.: Savio double chair lift 6,000/1,250/900; five trails; overall ski area increased 10 times. Building for ski school and nursery. Fred Iselin directs ski school. Telephone Buttermilk Mountain Ski Corporation, Aspen 925-3170.
Cannon Mountain, Franconia Notch, N.H.: Biggest expansion program in 25 years of operation; two Roebling double chair lifts 5,100/1,150/900 and 1,830/625/ 900; Penney T bar 1,300/400/800; six trails spread over 60 acres; existing trails widened. Telephone Bill Norton, Franconia 823-5563.
Crested Butte, Crested Butte, Colo.: Telecar gondola lift 7,500/2,000/850; Roebling J bar 550/150/700; 15 to 20 miles of new trails. Lower area has building with sports shop, rentals and repairs, photo shop, first aid room and warming house. Air shuttle service to be set up to Aspen, 22 air miles away. Telephone Richard Eflin, Crested Butte 2791.
Crystal Mountain, Snoqualmie National Forest, Wash.: New area on Mt. Rainier with Riblet double chair lifts, lower section 3,690/1,013/1,200, upper section 3,570/ 1,417/1,200; Murray-Latta T bar; seven rope tows; 13 trails and open slopes, with one third of the area above timberline. Two-story lodge with cafeteria, ski shop, first aid room. Parking lot for 1,200 to 1,500 cars. Jack Nagel, member of 1952 U.S. Olympic team, directs ski school and special program for junior racers. Telephone Jack Nagel, Enumclaw, TA 5-4479.
Heavenly Valley, South Tahoe, Calif.: Installing aerial tramway that will carry passengers to the top in less than four minutes. The Heron tram 4,000/1,600/400 will be completed Dec. 15. Telephone Wally Rothgeb, South Tahoe, KI 4-6456.
Killington, Sherburne, Vt.: New Rams Head development includes: Poma double chair lift 6,600/1,400/900; three intermediate trails, all over a mile long; one novice trail. Base lodge with restaurant, ski shop, rentals, ski-in snack bar and ticket windows. Karl Pfeiffer of Salzburg, Austria takes over as ski school director. Telephone Preston Leete Smith, Sherburne 422-3333.
Magic Mountain, Londonderry, Vt.: Hans Thorner's idea of a Swiss village is now a reality, with 14 chalets (ranging in cost from 512,000 to 560,000), four motels and a two-acre skating pond. New Pohlig double chair lift 5,500/1,500/1,000; four trails over mile long with 1,500 foot vertical drops; open glade. Swiss lodge expanded; parking for 400 cars. Telephone Hans Thorner, Londonderry, VA 4-6373.
Missoula Snow Bowl, Missoula, Mont.: Riblet double chair lift 5,200/2,000/546; five slopes, two for beginners. Two lodges, one adjacent to the parking lot, smaller A-Frame at the top of the chair lift. Parking area for 350 cars. Telephone Dave Flaccus, Missoula 549-8596.
Mt. Sunapee, Newbury, N.H.: Two Roebling double chair lifts 6,700/1,500/900 and 2,000/450/900; single Roebling chair lift made into double chair 3,000/950/900; Rob-bins T bar 500/100/600; three intermediate trails all joined to existing ones. Telephone Joe Ryan, New London 526-4062.