William Marshall Callender: Difference between revisions
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1859 Born in Govan, son of [[William Ormiston Callender]] and his wife Jean nee Marshall<ref>Scotland Select Births</ref> | 1859 Born in Govan, son of [[William Ormiston Callender]] and his wife Jean nee Marshall<ref>Scotland Select Births</ref> | ||
1877 His father took him and his brother Thomas into business as '''Callender and Sons''', refiners of bitumen and for asphalt paving. Offices at 150 Leadenhall Street, London, with a small refinery at Millwall, where the bitumen was landed. | |||
1881 Bitumen Manufacturer, lived with his parents in Hammersmith<ref>1881 census</ref> | 1881 Bitumen Manufacturer, lived with his parents in Hammersmith<ref>1881 census</ref> | ||
Latest revision as of 18:18, 2 March 2018
William Marshall Campbell Callender
1859 Born in Govan, son of William Ormiston Callender and his wife Jean nee Marshall[1]
1877 His father took him and his brother Thomas into business as Callender and Sons, refiners of bitumen and for asphalt paving. Offices at 150 Leadenhall Street, London, with a small refinery at Millwall, where the bitumen was landed.
1881 Bitumen Manufacturer, lived with his parents in Hammersmith[2]
1881 Developed vulcanized bitumen which his father patented.
Moved to Guernsey
1893 Patented a material made from skimmed milk which could be substitute for bone or celluloid. Several more patents followed on various subjects
1911 Research chemist, employer, living in Guernsey[3]
1912 Patented a method of making isoprene or similar hydrocarbons.