Great Northern Authorization for Expediture (AFE) 41180, Blacktail, Montana, 1929
- US WaBuPNRA D0024A-003-002-BLACKTAILMT-41180
- Item
- November 1, 1929
AFE, Series II, Number 41180, Blacktail, Montana, November 1, 1929, Place Gunite in Tunnels 1 and 1-1/2. Located in folder 'Blacktail'. Other subject categories: Tunnels. Initial cataloger's disposition code: B, Betterment