These are links to various digitized books that I thought might be of interest to other genealogists. Some are by members of the family and others are family histories that might be of use. The links will open a new window.
	
Allen, D. W. Genealogy, and Biographical Sketches, of the Descendants of Thomas and Anthony Thacher, From Their Settlement in New England, June 4th, 1635. Vineland, NJ: Independent Printing House, 1872. Transcribed and edited by Carol Thatcher Hall

This is a reprint of a genealogy book that was originally published in 1872 and covers all of the then-known descendants of Thomas and Anthony Thacher. The reprint has some corrections and additions to the original.
    https://archive.org/details/genealogybiograp00inalle/page/n3/mode/2up
    [note: unknown if this link contains the corrections and additions]
	
Colman, Benjamin, 1673-1747 Faithful pastors angels of the churches. : A sermon preached to the bereaved flock, March 4. 1739. On the Lord's-Day after the funeral of the Reverend Mr. Peter Thacher of Boston. aetat. 62. : And now printed at their desire
Published by Boston: : Printed by J. Draper, for D. Henchman and S. Eliot in Cornhill, 1739
26 pages
    https://archive.org/details/bim_eighteenth-century_faithful-pastors-angels-_colman-benjamin_1739
	
Emerson, William, 1769-1811; Sullivan, James, 1744-1808 A sermon on the decease of the Rev. Peter Thacher : pronounced Dec. 31, 1802 in Brattle-Street Church, Boston (1803)
Published by Boston : Printed by Young and Minns, 1803
40 pages
    https://archive.org/details/sermonondeceaseo00emer
	
Thacher, James American Modern Practice; Or, A Simple Method of Prevention and Cure of Diseases According to the Latest Improvements and Discoveries, Comprising a Practical System Adapted to the Use of Medical Practitioners of the United States. To which is Added, an Appendix, Containing an Account of Many Domestic Remedies Recently Introduced Into Practice, and Some Approved Formulae, Applicable to the Diseases of Our Climate
Published by Cottons & Barnard, 1826
796 pages
    https://archive.org/details/2574013R.nlm.nih.gov
	
Thacher, James The American Orchardist, Or, A Practical Treatise On The Culture And Management Of Apple And Other Fruit Trees With Observations On The Diseases To Which They Are Liable, And Their Remedies : To Which Is Added The Most Approved Method Of Manufacturing And Preserving Cider, Compiled From The Latest And Most Approved Authorities, And Adapted To The Use Of American Farmers
Printed and published by Joseph W. Ingraham, 1822
226 pages
    https://archive.org/details/americaorchardist00thacrich

Thacher, James The American revolution, from the commencement to the disbanding of the American army : given in the form of a daily journal, with the exact dates of all the important events; also a biographical sketch of all the most prominent generals
Published by Hartford, Conn.: Hurlbut, Kellogg & Co., 1861
486 pages
    https://archive.org/details/americanrevoluti00thac
	
Thacher, James History of the Town of Plymouth: From Its First Settlement in 1620, to the Year 1832
Published by Marsh, Capen & Lyon, 1832
382 pages
    https://archive.org/details/historyoftownofp1835thac
	
Thacher, James A Military Journal During the American Revolutionary War, From 1775 to 1783, Describing Interesting Events and Transactions of this Period, with Numerous Historical Facts and Anecdotes, from the Original Manuscript. To which is Added an Appendix, Containing Biographical Sketches of Several General Officers
Published by Marsh, Capen & Lyon, 1827
487 pages
    https://archive.org/details/jamesthachermil00revorich
	
Thacher, James An Essay on Demonology, Ghosts and Apparitions, and Popular Superstitions: Also, an Account of the Witchcraft Delusion at Salem, in 1692
Published by Carter and Hendee, 1831
234 pages
    https://www.gutenberg.org/ebooks/49152
    https://archive.org/details/anessayondemonol49152gut
	
Thacher, Julia Edgar Joshua Gray of Yarmouth, Massachusetts, and His Descendants
Published by Press of Murray and Emery company, 1914
136 pages
    https://archive.org/details/joshuagrayyarmo00thacgoog
	
Thacher, Peter Oxenbridge An Address, Pronounced on the First Tuesday of March, 1831: Before the Members of the Bar of the County of Suffolk, Massachusetts
Published by Hilliard, Gray, Little and Wilkins, 1831
40 pages
    https://archive.org/details/anaddresspronou00thacgoog
	
Thacher, Peter Oxenbridge; Horatio Woodman, Massachusetts Municipal Court (Boston) Reports of Criminal Cases, Tried in the Municipal Court of the City of Boston: Tried in the Municipal Court of the City of Boston, Before Peter Oxenbridge Thacher [1823-1842]
Published by C.C. Little and J. Brown, 1845
733 pages
    https://archive.org/details/reportscriminal00woodgoog 
	
Thatcher, Roscoe Wilfred The Chemistry of Plant Life
Published by McGraw-Hill book company , inc., 1921
268 pages
    https://www.gutenberg.org/ebooks/33394
    https://archive.org/download/GutenbergENzip/05.zip/Chemistry%20of%20Plant%20Life%2C%20The%20-%20Roscoe%20Wilfred%20Thatcher%2C%202010%20%28195p%29.pdf
	
Totten, John Reynolds Thacher-Thatcher genealogy (1910-[1919])
Vol. I, parts 1-17 412 pages
Vol. 2, parts 18-34 430 pages
New York Genealogical and Biographical Soc.
(basic data is included in the database on this site)
    https://archive.org/details/thacherthatcherg116tott
	
Tracy, Louise An historic strain of blood in America. Frances Latham--mother of governors
Published 1908
20 pages 
    https://archive.org/details/historicstrainof02trac
