42 2-8-4 M-1 (Big Emmas) were delivered between 1942 and 1949. Some ran until the end of 1956 on the EK Sub and one Mikado ran until 1-28-57 in service leased to the Carrollton RR.
Alco S1’s were delivered between 1941 and 1950.
Alco S2’s were delivered between 1942 and 1950
Alco s4’s were delivered in 1951, 1952 and 1963.
Alco FA1’s were delivered in 1948 and then one more in 1949
Alco FA2’s were delivered in 1952, 53 and 56
Alco FB1’s were delivered in 1948 and 49
Alco FB2’s were delivered 1952, 53, 54 and 56
Alco FPA2’s were delivered in 1952 and 53
Alco RS2’s were deliverd in 1947 and 1949
Alco RS3’s were delivered in 1951,52, 53, 54, 55, 56
EMD SW1’s were 1939 and 1941 models
EMD NW2’s were 1942, 47 and 49 builds
EMD SW7s were all 1950 models
EMD SW9’s were all 1951 models with 5 more delivered in 53
EMD E6A’s were 1942 purchases
EMD E7A’s were 1945, 46, 47 and 49 deliveries.
EMD E8s were all either 1950 or 51 models
EMD F3A’s and F3B’s were 1948 and 49 models
EMD F7A’s and F7B’s were 1950 amd 51 versions with some 1949 NC&StL locos later coming online
EMD FP7A’s were all 1950 & 51 models with some '49 and '52 versions later aquired
EMD GP7’s were all 1950 → 1953 purchases
EMD GP9’s were all 1953—>56 purchases
GE had two 70 tonners (1948 & 1949) on the roster and 4 1950 44-tonners