AFE 64885, Hill Annex Mine, Minnesota, 1942. Place Automatic Signals at Crossing of Highway 169. Interstate Commerce Commission Account Number 14, Crossings. Cost: $4713. Series II. Lines East. Other Subject Categories: Crossings, Public

AFE 6259, Hill Annex Mine, Minnesota, 1917. Place 175 Cubic Yard Gravil at Yard Approach. Interstate Commerce Commission Account Number 11, Ballast. Cost: $166. Series II. Lines East. Other Subject Categories: Track, Yard

AFE 61.0903, Hill Annex Mine, Minnesota, 1961. Remove and Replace 132' Track for Construction of Loading Pocket and Extend Tail Track 14'. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $250. Series II. Lines East. Other Subject Categories: Track, Industry

AFE 60.0038, Hill Annex Mine, Minnesota, 1959. Rearrange Tracks Serving Concentrator. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $8102. Series II. Lines East. Other Subject Categories: Track, Industry

AFE 5684, Hill Annex Mine, Minnesota, 1917. Place Crossing Shack at Crossing of Dm&N. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Cost: $8. Series II. Lines East. Other Subject Categories: Station Facilities

AFE 5188, Hill Annex Mine, Minnesota, 1917. Extend Main Spur and Construct 1800' Yard Track. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Series II. Lines East. Other Subject Categories: Track, Industry

AFE 50591, Hill Annex Mine, Minnesota, 1936. Line Over 500' of Run Around Track for Addition to Concentrator Plant. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $200. Series II. Lines East. Other Subject Categories: Track, Yard

AFE 46532, Hill Annex Mine, Minnesota, 1932. Remove 1046' Shaft Track and 453' Coal Spur. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $140. Series II. Lines East. Other Subject Categories: Track, Industry

AFE 42554, Hill Annex Mine, Minnesota, 1930. Construct 720' Loading Track; Extend 261' Run Around Track; Remove 275' Second Tail Track. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $3900. Series II. Lines East. Other Subject Categories: Track, Yard

AFE 35561, Hill Annex Mine, Minnesota, 1927. Shorten Concentrator Track 173' and Yard Track 291' ; Relocate Two Turnouts. Interstate Commerce Commission Account Number 12, Track Laying and Surfacing. Cost: $250. Series II. Lines East. Other Subject Categories: Track, Yard