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Map of the State of Wisconsin, showing the location of the Ancient Works. By I. A. Lapham. Scale 20 Miles to an Inch or 1/1267200.
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II. Ancient Works near Racine. Surveyed in 1850 by I. A. Lapham and P. R. Roy. Scale 800 ft. to an inch.
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III. Ancient Works in the vicinity of Milwaukee, Wisconsin. Surveyed 1836-1852 by I. A. Lapham. Scale 6,600 ft. to an inch.
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IV. No. 1. Ancient Work near the  “Forest Home” Cemetery, Milwaukee. Surveyed, April 1851 by I. A. Lapham. Scale 40 ft. to an inch. / No. 2. BLock 33, Sherman’s Addition, Milwaukee. Surveyed in 1848 by I. A. Lapham. Scale—40 ft. to an inch.
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V. Ancient Works / First Ward / Milwaukee. Surveyed in 1848 by I. A. Lapham. Scale. 40 ft. to an inch.
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VI. Ancient Works / Second Ward / Milwaukee. From a sketch made in 1836 by I. A. Lapham. Scale 100 ft. to an inch.
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VII. 4. Ancient Works on the School Section Milwaukee. Surveyed in 1849 by I. A. Lapham. Scale 100 ft. to an inch. / 1. 40 ft. to an Inch. Lot 88, Beaubian Street 2d. Ward—Milwaukee. / 2. 40 ft. to an Inch. Block 36, Sherman’s Addition—Milwaukee. / 3. 40 ft. to an Inch. Block No. 120, Second Ward—Milwaukee.
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VIII. Ancient Works at Indian Prairie [Town 8 Range 22] Surveyed, May 1850 by I. A. Lapham. Scale 250 ft. to an Inch.
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IX. Ancient Excavations. 40 ft. to an Inch. / 1. At Mrs. Hull's / 2. At Indian Prairie. / 3. At Indian Prairie. / 4. At Indian Prairie. / 5. At Theresa. / 6. At Pewaukee. / 7. At Fort Atkinson.
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X. Ancient Works on Lots 6 & 7 of Section 18, Township 11, Range 20. Surveyed by L. L. Sweet. 1851. Scale, 100 ft. to an Inch
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XI. Ancient Works On Sections 29, 30, 31, & 32, Township 12 Range 20, Surveyed by L. L. Sweet, 1851. Scale 200 ft. to an Inch
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XII. Ancient Works near Sheboygan. [N.E¼ of Sec. 28 T.15 R.23] Scale 200 ft. to an Inch. 1851.
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XIII. No. 1. Lizard Mound S. W. Corner of N. W.¼ of S. 26 T.2 R.19. 5 Miles South of  Burlington. Scale 40 ft to an Inch / No. 2. Ancient Works at Burlington, Racine Co. Surveyed 1850 By I. A. Lapham. Scale 200 ft. to an Inch.
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XIV. No. 1. Ancient Works near Muskego Lake N.E¼ of Sec. 16 T.5 R.20. Surveyed in 1850 by I. A. Lapham. Scale—200 ft. to an Inch. / No. 2. Group of Oblong Mounds south of Crawfordsville. Surveyed in 1850 by I. A. Lapham. Scale—100 ft. to an Inch
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XV. Map of the Ancient Works in the vicinity of the Big Bend of the Pishtaka River. Town 5, Range 19. Surveyed in 1850 by—I. A. Lapham. Scale 2500 ft. to an Inch.
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XVI. Ancient Works at Crawfordsville. Surveyed in 1850, by—I. A. Lapham. Scale 100 ft. to an Inch.
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XVII. No. 1. 40 Ft. to an Inch. / No. 2. 40 Ft. to an Inch  / No. 3. / No. 4. 40 Ft. to an Inch.
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XVIII. Ancient Works at and near Waukesha. Surveyed in 1836 & 1850 by I. A. Lapham. Scale 600 ft. to an Inch.
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XIX. The Turtle at Waukesha. Surveyed in 1836 by I. A. Lapham. Scale. 100 ft. to an Inch. / Turtle Mound, At Carrol College—Waukesha. 40 feet. to an Inch
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XX. Bird Hill, Waukesha. Surveyed in May 1850, by—I. A. Lapham. Scale 100 ft. to an Inch. / 2. At Waukesha May 1850. 50 ft. to an Inch.
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XXI. Ancient Works on College Hill, Waukesha. Surveyed in 1850, by—I. A. Lapham. Scale 100 ft. to an Inch.
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XXII. No. 1. The Bird—Waukesha. Surveyed May 1850. 40 ft. to an Inch. / No. 2. At Waukesha. Surveyed May 1850. 40 ft. to an Inch. / No. 3. At Waukesha. Surveyed May 1850. 40 ft. to an Inch.
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XXIII. Ancient Works on the School Section, Pewaukee. Surveyed May 1850,—by I. A. Lapham. Scale 300 feet to an Inch
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XXIV. Ancient Works on the School Section, Pewaukee. Surveyed May 1850,—by I. A. Lapham. Scale 40 feet to an Inch.
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XXV. No. 2. Ancient Works on Sec. 6. T 1 R 6 E. Scale, 120 feet to an Inch / No. 1. Ancient Work at Fulton.
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XXVI. Ancient Works at Indian Hill near Fulton. Surveyed in 1850, by—I. A. Lapham.
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XXVII. Ancient Works on Lake Koshkonong, Sec. 24 & 25, T. 5, R. 13. Surveyed in 1850, by—I. A. Lapham. Scale 200 ft. to an Inch.
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XXVIII. No. 1. Ancient Works at Fort Atkinson. Surveyed in 1850—by I. A. Lapham. Scale—300 ft. to an Inch. / No. 2. Ancient Works near Jefferson. Surveyed in 1850—by I. A. Lapham. Scale—200 ft. to an Inch.
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XXIX. Sketch of the Ancient Works, Ripley Lake. Surveyed in 1850—by I. A. Lapham. / Turtle Mound, Silver Lake. 40 ft. to an Inch.
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XXX. Map of the Ancient Works at Summit. Surveyed in 1851,—by I. A. Lapham. Scale ½ mile to 1 Inch.
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XXXI. No. 2. Ancient Works at Merton. Surveyed in 1851,—by I. A. Lapham. Scale 1000 ft. to an Inch. / No. 1. Ancient Works near Hartland. / No. 3. The Cross at Merton.
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XXXII. No. 1. Mounds at  Madison. Survd. 1842, by F. Hudson. 2 Ch. [132 ft.] to an Inch. / No. 2. Ancient Works on the North side of Lake Wingra. Surveyed 1850, by I A. Lapham / No. 3. Ancient Works near Manitowoc. Described by Charles Musson 1850.
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XXXIII. Ancient Works at the south east angle of the Third Lake. Surveyed in 1850,—by I. A. Lapham. Scale 400 ft. to an Inch
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XXXIV. Ancient Works at Aztalan. Surveyed in 1850,—by I. A. Lapham. Scale 200 ft to an Inch.
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XXXV. Map shewing the Ancient Works at and near Aztalan. Surveyed in 1850,—by I. A. Lapham. Scale 1500 ft to an Inch.
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XXXVI. Ancient Works at Pike Lake. No. 1. Cross at Horicon. 40 feet to an inch. No. 2. At Horicon. 50 feet to an inch. No. 2. 3t Horicon. 40 feet to an inch.
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XXXVII. Ancient Works at Horicon. Surveyed in 1851—by I. A. Lapham. Scale 200 ft. to an In.
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XXXVIII. Map of the Ancient Works, and Diluvial Ridges at Mayville. Surveyed in May 1850,—by I. A. Lapham. Scale 2500 ft. to an In.
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XXXIX. Ancient Works On W½. N.W¼. Sec. 18. T. 12. R. 17. near Mayville. Surveyed in 1851,—by I. A. Lapham. Scale—200 ft. to an Inch.
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XL. Ancient Works Centre of S 26. T 12. R 16. Surveyed in 1851,—by Logan Crawford. Scale—40 ft. to an Inch. / Ancient Works 3 Miles S. W. from Mayville. N.W¼. S 27. T 12. R 16. Surveyed in 1851 by I. A. Lapham. Scale—100 ft to an Inch.
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XLI. No. 2. Ancient Works [on Stockbridge Lots, No. 17, 18 & 19] East Side of  Lake Winnebago. Surveyed in 1851,—by I. A. Lapham. Scale. 200 ft to an Inch. / No. 1. Ancient Works Sec. 36. Town 20. Range 18.—East side of L. Winnebago. Surveyed in 1851,—by I. A. Lapham. Scale.—200 ft to an In. / No. 3. The “Spread Eagle”—Utica. Survd. 1851 by I. A. L.—Scale 40 ft to an In.
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XLII. Group of Mounds on Sec. 4. T. 8 R. 4 E. Surveyed in 1850,—by I. A. Lapham. Scale 200 ft. to an Inch. / No. 2. Mound at A enlarged. 40 ft. to an In. / No. 3. Mound on Sec. 35. T 9. R 4. E. Surveyed in 1850, by I. A. Lapham. Scale 40 ft. to an Inch. / No. 4. Mound on Sec. 19. T 9. R 6. E. Surveyed in 1850, by I. A. Lapham. Scale 40 ft to an Inch.
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XLIII. Ancient Works on Sec. 18 & 19 T. 9 R. 6 E. Surveyed in 1850,—by I. A. Lapham. Scale 200 ft to an Inch.
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XLIV. No. 1. Map Shewing the Position of the Ancient Works near Honey Creek Mills Township 9. Range 6. Surveyed in 1850—by I. A. Lapham. Scale 2500 ft. to an Inch. / No. 2. Ancient Works at Honey Creek Mills. Surveyed in 1850,—by I. A. Lapham. Scale 200 ft to an Inch.
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XLV. The Buffalo On Sec. 19. T. 9. R. 6. Surveyed in 1850,—by I. A. Lapham. 20 ft to an Inch. / No. 2. On Sec. 7. T 9. R 6. 20 ft. to an Inch. / No. 3. On Sec. 7. T 9. R 6. 40 ft. to an Inch. / No. 4. 20 ft. to an Inch.
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XLVI. No. 1. / No. 2. / No. 3. The Great Bird Honey Creek Mills. Surveyed in 1850, by I. A. Lapham. Scale—60 ft to an Inch. / No. 4. Bird On Sec. 3 T 10. R. 7. E. Surveyed in 1850—by W. H. Canfield. Scale—40 ft to an Inch.
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XLVII. Ancient Works on the S. W. ¼ of the S. W ¼ of Section 5, Township 10, Range 7. E. Surveyed in 1850 by Wm. H. Canfield. Scale 10 rods [165 ft.] to an Inch
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XLVIII. Ancient Works On Section 5. Town 10. Range 7. E. Near the Wisconsin River. Surveyed in 1851,—by Wm. H. Canfield. Scale, 12 Rods [198 feet] to an Inch.
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XLIX. Ancient Works One Mile Creek, Adams County. Surveyed in 1852,—by I. A. Lapham. Scale 100 ft. to an Inch.
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L. No. 1. Ancient Works at Maus’ Mill, Lemonwier River. Surveyed in 1852,—by I. A. Lapham. Scale—100 ft. to an Inch. / No. 2. 40 feet to an Inch. / No. 3. 50 feet to an Inch. / No. 4. 40 feet to an Inch.
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LI. Ancient Works on the Great Dividing Ridge Between the Mississippi & Kickapoo Rivers. Sec. 6. Town. 8. Range 5. W. Surveyed in 1852 by I. A. Lapham. Scale—200 ft to an Inch.
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LII. Ancient Works Near Bartlett’s Landing, Mississippi River, Sec. 9. Town 14. Range 7. W. Surveyed in 1852, by I. A. Lapham. Scale 200 ft. to an Inch.
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LIII. From a Mound at Racine.
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LIV. Ancient Works on the College Grounds, Beloit. Surveyed in 1852—by Prof. S. P. Lathrop. Scale 80 ft to an Inch.
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LV. Ancient Works on the East Bank of Rock River ¾ of a Mile North of Beloit. Surveyed in 1852,—by Prof. S. P. Lathrop. Scale, 80 ft to an Inch. / One of a Group of Mounds Near the Wisconsin River, S. W. ¼ of Sec. 4 Tp. 10 R. 7 E. Surveyed in 1852, by Wm. H. Canfield. 28 ft. to an Inch.