1. Isaac Watts Woodlot November 1849
http://www.concordlibrary.org/scollect/Thoreau_surveys/135.htm
For a description of Thoreau’s mathematical error of a quarter acre see my notes at:
Thoreau’s 1849 survey of Isaac Watts’ Woodlot
2. John Moore and John Hosmer’s Woodlots winter of 1849-50
http://www.concordlibrary.org/scollect/Thoreau_surveys/32.htm
Jesse Hosmer’s Farm Spring of 1850
http://www.concordlibrary.org/scollect/Thoreau_surveys/61.htm
3. R. W. Emerson’s Woodlot and meadow by Walden Pond (that part contained within the Lincoln bounds) the woodlot being a part of what was known in 1746 as Samuel Heywood’s pasture “and deeded by his son as such to his son Jonathan Taunier (?)” Surveyed March 1850 with unusual accuracy.
http://www.concordlibrary.org/scollect/Thoreau_surveys/33.htm
reproduced here courtesy of, the American Antiquarian Society, Worcester, Mass.
7. Cyrus Stow’s Woodlot on Sawmill Brook. March 1850
Sketched as Gleason34.
http://www.concordlibrary.org/scollect/Thoreau_surveys/34.htm
8. Nehemiah Emerson’s Heirs a tract of land belonging to in Haverhill Mass Surveyed and divided into house lots May 1850
30 Plan of a Tract of Land Belonging to the Heirs of Nehemiah Emerson in Haverhill, Mass. … May 1850. [Note: Title amended from “Plan of a Part of the House Lot of the Hayes Farm … “] http://www.concordlibrary.org/scollect/Thoreau_surveys/30.htm
11. D. Shattuck’s Yellow House Lot – plan of – surveyed May 25, 1850.
http://www.concordlibrary.org/scollect/Thoreau_surveys/129.htm
Later Sold to John Thoreau in 1857, scroll down to 1857 or see:https://aschmidt01742.wordpress.com/2010/09/09/thoreau%E2%80%99s-illustrated-atlas-1849-1860-volume-1857/
12. Court House & Town House Lots surveyed June 13, 1850
http://www.concordlibrary.org/scollect/Thoreau_surveys/7a.htm
http://www.concordlibrary.org/scollect/Thoreau_surveys/7d.htm
14. Daniel Shattuck’s Cottage – House Lot surveyed June 19, 1850
http://www.concordlibrary.org/scollect/Thoreau_surveys/108.htm
15. July 31, 1850 Squared Court House cellar. Outside ground framing 74.5 by 74.5 yards (?)
Measured the ground excavated from the Court House Cellar Aug. 15 – 16 =606 ½ cubic yards
16. Frances Monroe & Others Piece of land near the Depot, bought by Henry Wheeler August 17, 1850.
http://www.concordlibrary.org/scollect/Thoreau_surveys/92a.htm
18. West Burying Ground at request of John Keyes – to find two sides – by measuring the lines of the old Brand place on the west. August 30, 1850
20. Francis Monroe and others New Road To Depot through a lot described on page 16 August 1850
http://www.concordlibrary.org/scollect/Thoreau_surveys/92b.htm
24. Buildings – Academy, Little house, W’s Yellow house
25. W’s Barn, brick shop, Fay’s house, additions, barn, shop, Connant’s barn, NE barn, SW shed, Brooks hog pen, shed, Brook’s fence, hog pen, Berryman’s house shop adjacent.
26. – 27. Contd. F. Monroe & Others – Contemplated Roads, 2 alternatives
http://www.concordlibrary.org/scollect/Thoreau_surveys/24b.htm
28. – 29. R. W. Emerson’s Woodlot October 28, 1850. HT compares his survey plan to that of and an earlier plan by Hubbard and concludes his (HT) to be more accurate in Bartlett’s favor.
30. Nathan Brooks Esq. Woodlot sold by Cyrus Stow. Found bounds November 1, 1850.
N.B. the surveys were marked without back-tracking but were tolerably accurate”.
http://www.concordlibrary.org/scollect/Thoreau_surveys/120.htm
31. Cyrus Stow Plotted off the last mentioned wood lot for. Nov. 14, 1850
31. Contd. Cyrus Hubbard, street near of Acton. Surveyed a portion of a road between Acton Center and North Acton and made a plan of same. November 27, 1850
32. – 33. James Barrett Wood Surveyed a woodlot for, near the copper mines in the south part of Carlisle. Nov. 30, 1850
34. David Loring Drew a plan of the barn for. To the truth in Northboro. Dec. 16, 1850
http://www.concordlibrary.org/scollect/Thoreau_surveys/80a.htm
http://www.concordlibrary.org/scollect/Thoreau_surveys/80b.htm
http://www.concordlibrary.org/scollect/Thoreau_surveys/80c.htm
http://www.concordlibrary.org/scollect/Thoreau_surveys/80d.htm
34 Contd. New Court House Measured stonework of Dec. 31, 1850 Foundation and cellar wall 178.77 benches? Of 25 cubic feet each.