1892
July 7
(No 6)
Concord, Massachusetts.
Mass: Concord- found its surface absolutely smooth that I became convinced [delete]myself[/delete]  it was merely color marking and not an excretion[?]. 

Another feature equally conspicuous and common to them [delete]conspicuous feature[/delete]  all was a gland like swelling or process on each bird of the lower [?] at its base. This process was of about the size of half a small pea and was whitish in color. All five birds[delete]of their young[/delete] had at this time conspicuous black or blackish [?] feathers, however in two of them with three others. On June 23rd when the young Flickers naked and blind they made a low but pulsating hissing sound whenever I shook the stump or rattled the bark on the [ ?].  This experiment repeated today (July1) at once  elicited an outburst of hungry cries so loud as to distinctly audible 30 yards away from the tree and, in their combined or general effect on the car [?], strongly suggesting if not also resembling the clatter of a mowing machine ( I afterwards made the direct comparison when a mowing machine  was working near the tree was working near the tree and found  the two sounds strikingly alike) This clamor over fairly started would be kept p for a minute or more and would then die away gradually. 

I spent the greater part of July 6th and 7th and most of the afternoon of the 9th watching this nest. During these three days I saw only the male parent and I am inclined to believe that the female must have been killed before any vigils began although over when the male was calling in the trees near the nest he was answered by another older bird which was apparently in the same tree but I did not see