| Year | Event |
|---|---|
| 1909 | First proof press, the Rocker series. |
| 1910 | Composing Room series and Roller series. |
| 1914 | Serial numbers added. First custom offset proof press. |
| 1918 | Vandercook & Sons, incorporated in Chicago. |
| 1925 | No. 119 Proving Machine, first with power inking assembly. |
| 1927 | No. 219 Proving Machine, first with auto mask tower. |
| 1928 | Factory built at 904 N. Kilpatrick Avenue, Chicago. |
| 1929 | Nos. 01, 03, and 099 Office Presses. |
| 1931 | No. 325A, first power carriage press. No. 3 proof press. |
| 1935 | No. 4 Proving Machine. Handy Lockup Bar. |
| 1936 | No. 427, a four-color system comprising four presses. |
| 1938 | Hacker Manufacturing Co. purchased. Vandercook School of Proving established. |
| 1943 | Military parts made during World War II. |
| 1947 | No. 604 High-Speed Four-Color Proof Press. |
| 1948 | Nos. 32-28 and 42-28 for one and two-color work. |
| 1949 | Vandercook Research Inc. created. Pre-Press System Introduced. New Style 219, first with an adjustable bed. |
| 1951 | British firms licensed to manufacture presses. Military parts made during Korean War. R.O. Vandercook, 84, dies. |
| 1953 | 1953 New manufacturing plant at 3601 W. Touhy Avenue, Chicago. |
| 1955 | 1955 No. 15-21. Positive Lockup Bar. Minimum Makeready System. |
| 1957 | 1957 No. 30-26 High-Speed Double Four-Color Test Press. |
| 1958 | 1958 Universal series test presses. |
| 1960 | 1960 SP series repro presses. |
| 1968 | 1968 Illinois Tool Works (ITW) buys Vandercook & Sons. RO4-29 Four-Color Offset Test Press. |
| 1972 | 1972 ITW sells the company. New owner renames it Vandersons. |
| 1974 | 1974 Vandersons stops making presses, sells parts and supplies. |
| 1994 | 1994 Vandersons sold to Hal Sterne of NA Graphics, Cincinnati. |
| 1996 | 1996 NA Graphics sold to Fritz Klinke, Silverton, Colorado. |
| 2003 | Vandercook website launched, now vandercookpress.info. |
| 2009 | Centenary of Vandercook proof presses celebrated. |
| 2011 | Vandercook Presses: Maintenance History and Resources, 1st ed. |
| 2014 | Vandercook Presses: Maintenance History and Resources, 2nd ed. |
| 2018 | Printing Digital Type on the Hand-Operated Flatbed Cylinder Press by Gerald Lange, 5th ed. Vandercook Presses: Maintenance History and Resources, 3rd ed. |
| 2023 | Growth of an Idea, Selected Writings on the Modern Proof Press by R.O. Vandercook. Edited and with a Foreword by Paul Moxon. |
| 2025 | Vandercook Presses: Maintenance History and Resources, 4th ed. |
| 2027 | The Vandercook Handbook, facsimile of a circa 1949 employee manual. |
