AFE 963, Lamberton Mine, Minnesota, 1915. Construct Spur Track 2796 Feet Long to The Lamberton Mine, and Relay 120 Feet of Secondhand 60# Steel (New When Laid) with Secondhand 77 1/2# Steel at Point of Turnout on The Stevenson Mine Spur. Interstate Commerce Commission Account Number 12 Track Laying and Surfacing Cost: $5100. Series II. Lines East. Mesabi Division. Other Subject Categories: Track, Industry