I Heart Maypoles
The photograph has a description but not a date.
It says this is May Queen Ellen Lied Berg, 20, of Little Neck, Long Island NY, in the middle of brownie groups at the Old Westbury Gardens.
The New Yorker Magazine, May 1941
(click on image to enlarge)
This undated photograph appears to be a Maypole at an elementary school.
The back of the photo indicates the film was developed in Winona, Minnesota.