Maryland Route 77 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Maryland Route 77" in English language version.

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6^th place

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1,630^th place

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archive.org

Mackall, John N.; Darnall, R. Bennett; Brown, W.W. (January 1927). Annual Reports of the State Roads Commission of Maryland (1924–1926 ed.). Baltimore: Maryland State Roads Commission. pp. 48, 84. Retrieved 2011-04-15.
Uhl, G. Clinton; Bruce, Howard; Shaw, John K. (October 1, 1930). Report of the State Roads Commission of Maryland (1927–1930 ed.). Baltimore: Maryland State Roads Commission. p. 210. Retrieved 2011-04-15.
Byron, William D.; Lacy, Robert (December 28, 1934). Report of the State Roads Commission of Maryland (1931–1934 ed.). Baltimore: Maryland State Roads Commission. p. 44. Retrieved 2011-04-15.
Tabler, H.E.; Wilkinson, C. Nice; Luthardt, Frank F. (December 4, 1936). Report of the State Roads Commission of Maryland (1935–1936 ed.). Baltimore: Maryland State Roads Commission. p. 255. Retrieved 2011-04-15.
Beall, J. Glenn; Jarboe, Elmer R.; Obrecht, George F., Sr. (March 4, 1939). Report of the State Roads Commission of Maryland (1937–1938 ed.). Baltimore: Maryland State Roads Commission. p. 123. Retrieved 2011-04-15.{{cite book}}: CS1 maint: multiple names: authors list (link)

Maryland Geological Survey (1923). Map of Maryland: Showing State Road System and State Aid Roads (PDF) (Map). Baltimore: Maryland Geological Survey.
Maryland Geological Survey (1927). Map of Maryland: Showing State Road System and State Aid Roads (PDF) (Map). Baltimore: Maryland Geological Survey.
Maryland Geological Survey (1928). Map of Maryland: Showing State Road System and State Aid Roads (PDF) (Map). Baltimore: Maryland Geological Survey.
Maryland Geological Survey (1933). Map of Maryland Showing State Road System: State Aid Roads and Improved County Road Connections (PDF) (Map). Baltimore: Maryland Geological Survey.
Maryland State Roads Commission (1939). General Highway Map: State of Maryland (PDF) (Map). Baltimore: Maryland State Roads Commission.
Maryland State Roads Commission (1956). Maryland: Official Highway Map (PDF) (Map). Baltimore: Maryland State Roads Commission.
Maryland State Roads Commission (1956). Maryland: Official Highway Map (PDF) (Map). Baltimore: Maryland State Roads Commission.
Maryland State Roads Commission (1958). Maryland: Official Highway Map (PDF) (Map). Baltimore: Maryland State Roads Commission.
Maryland State Highway Administration (1985). Maryland: Official Highway Map (PDF) (Map) (1985–1986 ed.). Baltimore: Maryland State Highway Administration.
Maryland State Roads Commission (1960). Maryland: Official Highway Map (PDF) (Map). Baltimore: Maryland State Roads Commission.

Highway Information Services Division (December 31, 2013). Highway Location Reference. Maryland State Highway Administration. Retrieved 2011-04-07.
- Washington County (PDF).

Thurmont, Maryland, United States (Map). Topo Map. United States Geological Survey. 1981-07-01. Retrieved 2011-04-15.

"NBI Structure Number: 100000100180010". National Bridge Inventory. Retrieved 2011-04-15.