(Reprint 999.) [This is a further report following a preliminary report published in Public health reports, Nov. 4, 1921. From Public health reports, Mar 27, 1925.]
Notes:
(Reprint 999.) [This is a further report following a preliminary report published in Public health reports, Nov. 4, 1921. From Public health reports, Mar 27, 1925.] * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.