Lethbridge South East Project structure map of Magrath District No 20

Scope and Content: Boundaries: RG. 21.-23. and TP. 5.-7. Shows Location of: A. R. & I. Canal Enlarged, A. R. & I. Main Canal, West Magrath Distributary System, St. Mary River, Canadian Pacific Railway, Branch of Pothole Creek, timber gates ("G"), timber drops ("D"), timber bridges ("B"), concrete outlets ("O"), wei…

Scope and Content: Boundaries: RG. 21.-23. and TP. 5.-7. Shows Location of: A. R. & I. Canal Enlarged, A. R. & I. Main Canal, West Magrath Distributary System, St. Mary River, Canadian Pacific Railway, Branch of Pothole Creek, timber gates ("G"), timber drops ("D"), timber bridges ("B"), concrete outlets ("O"), weirs combined with gates ("W"), weirs at ends of ditches ("w"), inclined bench flumes ("I"), bridges built according to Provincial regulations ("H.W.B"), syphons, chutes, laterals, headworks, concrete chutes, division gate Legend: Located in top lefthand corner of map; Title: Explanation of symbols for standard structures; Includes detailed specifications and symbols for Small Timber Gates, Small Timber Drops, Bridges, Inclined Flumes, Concrete Outlets

Notes: Scale: 1 inch = 2000 feet Annotations on front of map include: Present Constructed A. R. & I. System, Covered by Agreements in Good Standing 1902.0 Acres (December 1921), Estimated Additional Irrigable Area 3098.0 Acres, Total 5000.0 Acres Several sections labeled with varying acreage amounts Department of the Interior. Reclamation Service Irrigation Division Calgary Signed stamps underneath title of map: Mst. Marshall Inspector of Plane Table Surveys, B. Russell Chief Field Inspector., V. Meek "a"?? Commissioner of Irrigation and Chief Engineer Written in top righthand corner of map: File 2353 - 23½ A Annotation on back of map: No. 20 Magrath (written in pencil) Similar map at 19736226001