Robert Ayer (Immigrant 1637) immigrated with his parents JohnAyer(Immigrant 1637) and HannahEvered(Immigrant 1637) on 20 June 1637 at Yarmouth, Barnstable Co., Massachusetts; on The Mary Anne from Norwich, County of Norfolk England.1
[S167] Ancestry of Herbert Erin Gustin...Julia Livingston Carlisle and ...Gustin Family, Lester Carlisle Gustin , 1954 pgs 718-749 section on Ayer family NEHGS CS 71 G982 1954 v.2.
[S168] Ayer genealogy : the descendants of John Ayer of Salisbury, 1640; Haverhill, 1647, Sidney Perley , Reprint of work first published in "The Essex antiquarian, v. 4, no. 10, October 1900 in Salem, Massachusetts SLC 929.273 Ay24p & 1320511 #4 (also personal library).