10 shells of varied shapes and colors, numbered "Fig. 514" through "Fig. 523". Original from the Minneapolis Institute of… https://www.rawpixel.com/image/7652722/image-plant-vintage-artFree Image from public domain licensebrown mussel at right, rust-reddish mussel at left, numbered "Fig. 773" and "Fig. 774". Original from the Minneapolis… https://www.rawpixel.com/image/7652472/image-vintage-art-public-domainFree Image from public domain licenseHeart chama illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751-1813) https://www.rawpixel.com/image/386383/premium-illustration-psd-shell-george-shaw-chamaView licenseHeart chama illustration from The Naturalist's Miscellany (1789-1813) by George Shaw (1751-1813) https://www.rawpixel.com/image/386384/free-illustration-image-heart-george-shawFree Image from public domain licensePng hand drawn heart chama shell illustration https://www.rawpixel.com/image/2616889/free-illustration-png-sea-shell-creature-vintage-heartView licenseVintage illustration of chama saltwater clam https://www.rawpixel.com/image/404182/premium-illustration-vector-mollusc-ecology-heart-vintageView license