Thumbnails of galaxies with notable large-scale dust features, which favors selection of edge-on systems with dense gas, or systems with smooth background light: ARP18; ARP97; ARP100; ARP101; ARP121; ARP122; ARP123; ARP150; ARP158; ARP176; ARP184; ARP205; ARP231; ARP278; ARP288; ARP282; ARP290; ARP293; ARP295; ARP309; AM0346-222; AM0658-590; AM1125-285; AM1440-241; AM1914-603; AM2048-571; AM2105-632; AM2113-341; AM2128-430; AM2159-320.