Donald I. Hirt No description specified. 1-3 (3 Records) Documents Letter Report: 2 Borrow Pits For NMSHD Project BRF-027-1(6) (1980) Letter Subject: Collection of La 21165 For Detour Route For Bridge #7735 On County Road 12 (1980) Letter Subject: Detour Route For Bridge #7735 On County Road 12 (1980)