Note 76 — BULLETIN OF THE NUTTALL ORNITHOLOGICAL CLUB. VOL. VII. July, 1882. No. 3.
Reading edition
Both birds were carefully examined and the evidence on this point was positive and unequivocal. A Thrush’s nest containing spotted eggs discovered near the top of Slide Mountain may have been either that of this form or of swainsoni, but as positive identification was prevented, further allusion to it is, for the present, withheld.