Harold Sellis Jefferies (Q63159368)
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British mechanical engineer (1871-1917)
Language | Label | Description | Also known as |
---|---|---|---|
English | Harold Sellis Jefferies |
British mechanical engineer (1871-1917) |
Statements
13 October 1871Gregorian
2 references
1 June 1917Gregorian
2 references
Identifiers
1 reference