Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,991 pages of information and 232,842 images on early companies, their products and the people who designed and built them.
Isaac Jacob Abdela (1874-1930) of Abdela, Mitchell and Co
1878 Jacob was naturalised a British subject
1891 Studying engineering at Manchester Technical School; living with his parents
Abdela applied for a patent for his design for steel surfboats. These were about 28 feet long and were claimed as virtually unsinkable due to inbuilt steel airtanks ranged fore, aft and as central seats.
1901 Living at 5 Hayward Street, Cheetham, Manchester (age 26 born Ionian Isles), Naval Engineer. With his parents Jacob E. Abdela (age 62 born Turkey but British naturalised subject), a Cotton merchant and Employer, and Mary Abdela (age 57 born Ionian Isles). Also his sister and three brothers (all younger than Isaac). 
1911 Ship builder, employer, living in Manchester with Birdie Sophia Abdela 36, Sarah Julia Iris Abdela 7, Jacob Frederick Abdela 1, Esther Rosalind Violet Abdela 2 months
1930 Died in Blackpool