- US MnSpGNR E0376
- Collection
The J. A. Gustaphson Collection is comprised of files from the Office of Chief Engineer: Specifications for Fabricating Concrete Piles and Trestle Slabs; Great Northern Railway - Statutory Clearances folder; Moving of Bridge Spans file; File of movable bridge machinery; File, Specifications for fabrications of reinforced concrete pipe; Folder of information about railroad bridges in Minneapolis; File, Specifications for erection of steel railway bridges; 2 files, Super elevation and length of Spirals for curved alignment; Book, Standard Track Layouts; File, Standard Timber Trestle Details; Form, blank Bridge Tie Inspection Report; Drawing, Allouez Ore Dock 2, inner fender west side; 4 drawings,Parts for concrete culvert installation and repair; Drawing, Standard Culvert Tie; Folder, specifications for Erection of Steel railroad Bridges; Drawing, Standard Pile Trestle for branch lines; Folder, instructions for Erection of Steel Bridges.