Sunderland Early 19th Century Lustreware Mug with Frog Inside!I've become a big fan of antique transfer decorated Sunderland lustreware pearlware, because it is just so much fun! This over sized mug good for a nice big cup of coffee features a whaling ship a sail amid rough seas and thunderous clouds on one side, and a poem on the other hailing safe return. But best is the sculptural frog with open mouth clinging to the side of its interior, eager to imbibe whatever is poured into it! The poem reads: "Now safe