Box 4

Drawn by: C.N.H

Traced by: C.N.H.

Scale: 1-1/2" = 1'-0"

Blueprint for the details for brackets and bracket spreaders in the South Mill Tank House. The sheet features drawings of the plan view, and the bracket for South Mill tank house.

Drawn by: L.G.W.

Approved by: C.N.K.

Scale: 3/8

Blueprint of the location of the new lamp racks in the Yates Shaft lamp room. Drawing features a floor plan or a room between the shaft and the change house. The room hows 12 racks and a sump.

Drawn by: L.G.W.

Aproved by: C.N.K.

Scale: 3/8

Blueprint of the locations of new lamp racks in the Ross Shaft Lamp Room. The sheet features a floor plan with 12 racks and a bit room.

Drawn by: H.J.S.

Blueprint for an oil, paint, filter aid storage east of Cyandide Plant No. 1. The sheet features drawings of the plan view, front elevation view, end elevation view, foundation section, and rear elevation view. The plan view shows a building with three rooms for "Oil Storage", "Paint Storage", and "Filter Media Storage." Also noted on the drawing is Charge Number "00166-244."

Drawn by: L.G.W.

Traced by: C.N.H.

Blueprints fo the the thickner house floor steel details in the South Mill in Lead, South Dakota. The sheet featurs drawings of plan of floor and floor beams. The sheet also notes the account number "82002- Labor // 82004 Mat."

Drawn by: L.G.W.

Traced by: C.N.H.

Scale: 1" and 3"

Blueprint of the entrance road gate for the No. 5 air shaft. The sheet features drawings of the plan, front elevation view, enlarged "B"-"B", Posts, and section "A-A".

Drawn by: H.J.S.

Scale: 1/2" and 1"

Blueprint of the transportation office, outside of truck garage and north of main door. The sheet features drawings of the plan view, typical section, rebars, west elevation view, and south elevation view. The plan view features a counter, wood and steel file, a typewritter table, lockers, and two desks (Martin and Foreman).

Drawn by: L.G.W.

Blueprint of the reinforcing schedule for the syphon house. The sheet features drawings of the roof reinforcing plan and rebar "A", "B", "C", "D", and "E". There is a charge number noted on the sheet as "00166-257 Lab. and Mat."

Sheet features the consturction layout for angle sleeves. There is a note on the drawing that states "see D-19-77".

Drawn by: L.G.W.

Scale" 1" = 1'

Blueprint for the metal sleeves for the wood stave sewer pipe in the East Sand Plant. The sheet features drawings of wood stave connection sleeve and angle connection sleeve. Also on the sheet is the charge number "00167-402 Lab. and Mat."