Air force academy Academy land cost estimated $4.5 million. Post Ja 22, 1956 p.3A 18 Coloradans named for academy exams. RMN Ja 31, 1956 p.11 Gen. Lindbergh to serve on board of advisors for academy. RMN F 7, 1956 p.23 5,500 men nominated to academy. RMN F 8, 1956 p.24 Academy spells death of once-bustling ranch town, Husted. Post F 19, 1956 p.27C Planetarium contract let for academy. Post Mr 4, 1956 p.5AA 0