https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8231768![Maple Sugar Mold (ca.1937) by Milton Grubstein.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIyLTEwL21hcGxlX3N1Z2FyX21vbGRfMTk0My44LjEyNjQ1LmpwZw.jpg)
![Maple Sugar Mold (ca.1937) by Milton Grubstein.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIyLTEwL21hcGxlX3N1Z2FyX21vbGRfMTk0My44LjEyNjQ1LmpwZw.jpg)
Maple Sugar Mold (ca.1937) by Milton Grubstein.
Maple Sugar Mold (ca.1937) by Milton Grubstein.
Original public domain image from National Gallery of Art
Public DomainFree CC0 image for Personal and Business use