TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: Public Domain Mark 1.0 TI - Putnam Fadeless Dyes Purple Packet ID - h415p9589 M3 - paper (fiber product), compounds (materials) UR - https://digital.sciencehistory.org/works/h415p9589 KW - Dyes and dyeing LA - English ER -