- 1883: Gustav Göckel (1849-1928)
- 1902: construction plan autograph Ludwig Göckel
- 1902: construction plan Ludwig Göckel
- 1925: Theodor Ludwig and Göckel
- 1926 - 1954: autograph drawings - dates Theodor Göckel
- 1928: cutting paper
- 1928 bis 1939: turnery
- 1928: Gockel main building
- 1929: patent specification "grinding wheel"
- 1929: LOGO rectifieueses brochure for knives
- 1931 - 1953: Machine Gockel
- 1933: 50 years Gockel - the fiftieth
- 1936: Installation
- 1936: assembly hall
- 1936: construction of a grinding machine
- 1937: Gockel Annex building with fireplace
- 1940 brochure wet grinding
- 1944: night of bombing in the Second World War 11. / 12/09/1944
- 1944: "A new day attracts a new bank" (22.09)
- 1946: Hubert Strecker, Theodor Göckel, Ing. Philipp Eckstein
- 1949: the warehouse
- 1950: Gockel main building
- 1959: Prospectus LOGO
- 1960: GÖCKEL main building
- 1960: Prospectus LOGO
- 1971: Prospectus LOGO
- 1972: Patent Roll Grinders
