AFE 9973, Hidden Lake, Montana, 1919. Relocate 12 X 18 Watchman's House From Tunnel # 3, Located Two Miles West of Paola. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Cost: $120. Series II. Lines West. Other Subject Categories: Station Facilities

AFE 9553, Hidden Lake, Montana, 1918. Place Car Body for Watchmen's Shack - Canceled. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Cost: $0. Series II. Lines West. Other Subject Categories: Station Facilities

AFE 6305, Hidden Lake, Montana, 1902. Construct 2500' Long Track with 600' Industry Track. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $3824. Series I. Lines West. Other Subject Categories: Track, Passing

AFE 60706, Hidden Lake, Montana, 1941. Reinforce Bridge. Interstate Commerce Commission Account Number 6, Bridges, Trestles, Culverts. Cost: $1110. Series II. Lines West. Other Subject Categories: Structures, Bridges

AFE 58125, Hidden Lake, Montana, 1940. Replace Pile Span at Each End of Bridge. Interstate Commerce Commission Account Number 6, Bridges, Trestles, Culverts. Cost: $9200. Series II. Lines West. Other Subject Categories: Structures, Bridges

AFE 47496, Hidden Lake, Montana, 1933. Widen Bank 15' Between Track and Hill Between Station 1637 and Station 1645+50 at Curve 179 - One Mile West. Interstate Commerce Commission Account Number 3 Grading. Series II. Lines West. Other Subject Categories: Track Maintenance, Grading and Embankment

AFE 47496, Hidden Lake, Montana, 1933. Connect Cange in Line 1300' Long Between Station 1638+87 to Station 1652+00; Throw Main a Maximum of 4' Toward River. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $5000. Series II. Lines West. Other Subject Categories: Track, Track Laying and Removal

AFE 44687, Hidden Lake, Montana, 1931. Remove Passing Track 3436' Long and Connect West End of Industry Track to Main. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $635. Series II. Lines West. Other Subject Categories: Track, Passing

AFE 42897, Hidden Lake, Montana, 1930. Place Secondhand Crane at Recently Established Post Office. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Cost: $35. Series II. Lines West. Other Subject Categories: Passenger Facilities, Mail Crane

AFE 32198, Hidden Lake, Montana, 1926. Remove Crossover 230' Long Between East and West Bound Main. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $220. Series II. Lines West. Other Subject Categories: Track, Track Laying and Removal