https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13963129
A boy scout administering first aid to ducks. Pen drawing by H. Daubeny, 1910.
A boy scout administering first aid to ducks. Pen drawing by H. Daubeny, 1910.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use