John Lucas married Charlotte White 24/6/1849 at the Town Church, St Peter Port Guernsey. John was the son of John Lucas of Yeovil Somerset and Charlotte White (born St Peter Port Guernsey) the daughter of Joshua White.
John's age was given as 21 years and Charlotte as being 19 years.
Source: Guernsey Emigrants to Australia 1828-1899 by David W Kreckeler
A son John Lucas Born 19/2/1851 St Peter Port Guernsey, Died 24/12/1851 St Peter Port Guernsey
They immigrated to Australia in 1854 on board the "Ontario" with their daughter Charlotte White, then aged 1 (she was born in St Peter Port Guernsey) John Lucas aged 25, Ag Labourer. Charlotte Lucas aged 23, Charlotte Lucas aged 1.