| The following is a list of plans used by Baldwin for 8-18c and 8-18.5c locomotives | ||||
| Note that the plans are different for each of the classes (but some 8-18c plans are used for 8-18.5c locomotives.) | ||||
| Plan No's marked in grey are believed to be similar to 8-18c plan 4 | ||||
| Plans used for 8-18c locomotives | ||||
| Plan No | First use | Gauge and user notes | ||
| 1 | Apl 1874 | 3' 3 3/8" (meter guage) | ||
| 2 | Feb 1874 | 3' 6" guage | ||
| 3 | Aug 1874 | 3' 1 8/10' guage | ||
| 4 | Aug 1874 | 3' and meter | ||
| 5 | Aug 1875 | Standard or wider gauge | ||
| 6 | Feb 1877 | 3' 6" guage | ||
| 7 | Aug 1877 | 4' 7 3/4" | ||
| 8 | Nov 1877 | 3' 6" guage | ||
| 9 | May 1878 | 3' , D&RG, Dayton Covington & Toledo, Fulton Co NG, | ||
| 10 | Jan 1883 | 3', Fulton Co, | ||
| 11 | Jan 1884 | 3' 3 3/8" (meter guage) | ||
| 12 | Dec 1882 | standard guage | ||
| 13 | 1889 | 3' gauge, one only, Potomac, Fredricksburg and Pedmont | ||
| 14 | 1897 | 3' 3 3/8" (meter guage) | ||
| 15 | 1897 | 3' 6" guage | ||
| 16 | 1906 | 2' 6" | ||
| 17 | 1908 | standard gauge | ||
| 18 | 1919 | 3' 3 3/8" (meter guage) | ||
| 8-18.5c dw8 | 1895 | 3' 3 3/8" (meter guage) | ||
| Plans used for 8-18.5c locomotives | ||||
| Plan No | First use | Gauge and user notes | ||
| 8-18c dw4 | June 1877 | 3' and meter | ||
| 1 | Oct 1877 | 3' appears to be an alternate designation of 8-18c plan 4 with larger drivers | ||
| 8-18c dw1 | May 1878 | 3' 3 3/8" (meter guage) | ||
| 8-18c dw6 | Jan 1879 | 3'6" | ||
| 2 | Jan 1880 | 3' D&RG, wagon top boiler | ||
| 3 | Feb 1880 | 3' gauge, Peter Donahue (SVRR), Cairo & St Louis, Oregonian, NCO N&C Colusa & Lake, North Georga Improvement, Redondo RR | ||
| 4 | Jan 1882 | 3' 3 3/8" (meter guage) | ||
| 5 | Mch 1882 | 3' 6" | ||
| 6 | Jan 1883 | 3' D&RG, straight boiler | ||
| 7 | Jan 1883 | 3' 6" | ||
| 8 | Apr 1895 | 3' 3 3/8" (meter guage) | ||
| 9 | Dec 1896 | 3' | ||
| 10 | July 1905 | 3' Lancaster Oxford and Southern | ||