Thanks, Phoenix.
There is an Alfred Race birth Jan-Mar 1874 Gravesend, illegitimate according to the GRO site. It seems his mother was Ellen Race who married Thomas Mackerel Smith in 1875. I've found them in 1881 but there is no Alice Maud with them:
https://www.ancestry.co.uk/imageview...ce&pId=8006849
Ellen is 32, born London.