  H10224/86-88--OPR-C121-WH-86-88; DEVELOPMENT 156A; SIDE SCAN ì
SONAR LINES IDENTIFIED CONTACTS IN THE MIDDLE OF THE SHEET REQUIRING ì
DEVELOPMENT; OBSTRUCTION FOUND IN LAT 40-27-21.06N, LONG 73-53-15.73W ì
(NAD27) WITH 62 FT ECHOSOUNDER DEPTH; TIME