
Two Pettigrew sisters asleep with a baby dates from 1890/1895.

Two Pettigrew sisters asleep with a baby, The Hunterian
It is fully catalogued in MacDonald 1995 (cat. rais.) [more] (cat. no. 1299).

Two Pettigrew sisters asleep with a baby, The Hunterian

Two Pettigrew sisters asleep with a baby, The Hunterian
Rosalind Birnie Philip (1873-1958) described the sitters as 'Girls and baby on couch (?Pettigrew children)' (list for Probate, Hunterian). They are probably Rose Amy Pettigrew (1872-1958) with Harriet ('Hettie') Pettigrew (1869-1953) or Lilian Pettigrew (b. 1870), and their niece.

Two Pettigrew sisters asleep with a baby, The Hunterian
See MacDonald 1995 (cat. rais.) [more] (cat. no. 1299).
It was not, as far as is known, exhibited in Whistler's lifetime.