Lake Michigan coast chart: Projected from trigonometrical surveys. [Bureau of Topographical Engineers].
Chicago Style (17th ed.) CitationLake Michigan Coast Chart: Projected from Trigonometrical Surveys. S.l. [Washington, D.C.]: [Bureau of Topographical Engineers].
MLA (9th ed.) CitationLake Michigan Coast Chart: Projected from Trigonometrical Surveys. [Bureau of Topographical Engineers].
Warning: These citations may not always be 100% accurate.