H. Woollacott and Co

January 1912.

November 1912.

1918.

January 1920.

1923.

November 1926.

1936.

1940.

1943.

1951.

of Worsley Gear Works, Hulme, Manchester

1917 Advert. Bevel gear cutting.^[1]

1919 Advert. Bevel gear cutting.^[2]

1927 Advert. Bevel gear cutting.^[3]

1940 Advert. Bevel and spur wheels.^[4]

1945 Advert. Bevel and spur wheels.^[5]

1951 Advert. Gears.^[6]

Sources of Information

↑ * Mechanical World Year Book 1917. Published by Emmott and Co of Manchester. Advert p169
↑ * Mechanical World Year Book 1919. Published by Emmott and Co of Manchester. Advert p205
↑ * Mechanical World Year Book 1927. Published by Emmott and Co of Manchester. Advert p160
↑ * Mechanical World Year Book 1940. Published by Emmott and Co of Manchester. Advert p206
↑ * Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p244
↑ * Mechanical World Year Book 1951. Published by Emmott and Co of Manchester. Advert p168