Block numbered in two places: 6976., Image of a boy in bed, embracing a seated man around the neck and possibly kissing his cheek or whispering to him; a woman watches or enters through the doorway., "V. Grottenthaler, 402 Library St Phila." – Back of block. Vincent Grottenthaler is listed (as a dealer in boxwood) at this address in Philadelphia city directories from 1869 to 1876.