1880s Dresses:
1887 Young lady from Nancy in snow landscape by Emile Friant (Musée des beaux-arts - Nancy, Meurthe-et-Moselle, Grand Est, France). From Wikimedia 2324X2835 @180 1.9Mj.
Jeune fille by Emile Friant (auctioned by Sotheby's). 15Oct20 auction Lot 131 1570X2000 @300 1.2Mj. Doing everything to fill in the black spaces (not shown), it looks like this dress is from the later 1880s.
1889 (April) Mrs. Robert Borwick by Sir Samuel Luke Fildes (auctioned by Sotheby's). 15Oct20 auction Lot 122 1319X2000 @300 770kj. Filling in shadows (not shown) revealed a V waistline surrounded by a bead girdle.
1889 Lady by Carl Rudolph Sohn (location ?). Was on pimikos stream on tumblr, discontinued 630X1024 @72 226kj.
1889 Madame Seymour by Émile Friant (Clark Art Institute - Williamstown, Massachusetts, USA). From history-of-fashion.tumblr.com/image/109882258889 1214X1876 @72 691kj.