3. OATETi j,lE GP.OUP LENOTH nF OBSERVATION PROJECT 10073 RECORD CARD 2. LOCATION "'-TYPE OF OBSERVATIOW X 0 Ground Yi !luol D Ground-Ro~ar 0 A ir-Vlu::i D A ir In t~rcept Ra dar eqfEF SUMMARY OF SIGHTING CO~oA-J.t:NTS CONC LUSIONS 0 Va:s B alloon 0 P roba bly Bolloon ?os"'i bly Bolloo:t 0 '"l'l'o~ Aitcraft Probo~ly A: rr.rch 0 Po:~ ~i ~I y Ai rer-a h Was Asrro noml c:ol r:l Proc()b! 'I Astran o rnic:al P o ssibly fu1tmnornica l 1nsuffiei"M Oat a fo r Evaluatio n 0 Unlcnown PI~OJ;:C f 10073 RECORD CARD I 2. LOC\ TION 3. 0A7ET 1ME CROUP 14 U Gtovnd-RoJor 0 A irlnrercopt I S. PHOTOi 6. sour<:s ---- 1. t.~NOTH := a,;:;~V.ATION CONCLUSIONS 'flo. llulloon P t.Jb.:~bly Solloo~ PoH1bly Balloo>n Wos Airc.raft P robabl )' Aircraft Po ui bl y f,j rcroh Wo 1 A shouom 1 c. ol Probaitl y A atroo,'>nticoi Po..tbly Astmn.,micot lnsufficiont Data for Evaluation