George Henry Goodall Lambeth Surrey London England

I am stuck on my grandfather who was George Henry Goodall born in London, England approx 1871 died in NZ in 1944, parents are named as Henry Goodall & Rosina Millburn Jones, married in Lambeth Surrey, England in 1877. George emigrated to NZ in 1896 from Victoria with his Australia wife Agnes O'Neill. I cannot find George's date of birth and it is really annoying me can anyone help PLEASE.