Found 103 records, showing 1 of 9 pages
1930:
Wellworthy Ltd
Wellworthy Aero Engine Piston Rings Standard On The Cirrus Hermes
Rec. Num. 1 of 103
Source: Aeroplane May 21st 1930
1931:
Wellworthy Ltd
Wellworthy Piston Rings
Rec. Num. 2 of 103
Source: Flight June 12th 1931
1931:
Wellworthy Ltd
Wellworthy Piston Rings
Rec. Num. 3 of 103
Source: Flight August 7th 1931
1931:
Wellworthy Ltd
Wellworthy Piston Rings
Rec. Num. 4 of 103
Source: Flight December 25th 1931
1932:
Wellworthy Ltd
Wellworthy Aero Engine Piston Rings
Rec. Num. 5 of 103
Source: Flight August 5th 1932
1932:
Wellworthy Ltd
Wellworthy Aero Engine Piston Rings
Rec. Num. 6 of 103
Source: Flight November 10th 1932
1932:
Wellworthy Ltd
Wellworthy Piston Rings 1932
Rec. Num. 7 of 103
Source: Flight February 5th 1932
1933:
Wellworthy Ltd
Wellworthy Piston Rings
Rec. Num. 8 of 103
Source: Flight April 13th 1933
1933:
Wellworthy
Wellworthy Piston Rings
Rec. Num. 9 of 103
Source: Flight August 10th 1933
1934:
Wellworthy Ltd
Wellworthy Aero Engine Piston Rings
Rec. Num. 10 of 103
Source: Flight January 25th 1934
1934:
Wellworthy Ltd
Wellworthy Aero Engine Piston Rings
Rec. Num. 11 of 103
Source: Flight October 4th 1934
1934:
Wellworthy Ltd
Wellworthy Simplex Piston Rings
Rec. Num. 12 of 103
Source: Flight August 2nd 1934