Very nice cards, from between 1900 and 1910 I would guess
The Victoria & Albert Museum dates this set as 1930... however I don't know how accurate that is, and would lean to them actually being older.
Found this at InterCol London Antique Games [pre 1920]
"08786. Happy Families 1920
England Chad Valley Games, Harborne Happy Families c1920 first published 1897 Grotesque cards, beautifully coloured. An amusing round game for any number of players. Incomplete pack 60 of 62 cards (lacks Master Putty the Painter's Son). Original colourful lightly damaged slip boxVery good condition in original box.
£10.00 / $15.80"
So I would date guess the date as being between 1897 - 1920.