MP 4116-4194:
MP 4116-4120 - built 7/1950 - serial numbers 11549-11553 - sublettered StLB&M:
| MP 4116 | MP 4117 | MP 4118 | MP 4119 | |
| MP 4120 |
MP 4121-4123 - built 7/1950 - serial numbers 11546-11548:
| MP 4121 | MP 4122 | MP 4123 |
MP 4124-4141 - built 7/1950 - serial numbers 11528-11545:
| MP 4124 | ||||
| MP 4125 | MP 4126 | MP 4127 | MP 4128 | MP 4129 |
| MP 4130 | MP 4131 | MP 4132 | MP 4133 | MP 4134 |
| MP 4135 | MP 4136 | MP 4137 | MP 4138 | MP 4139 |
| MP 4140 | MP 4141 |
MP 4142-4149 - built 7/1950 - serial numbers 8670-8677:
| MP 4142 | MP 4143 | MP 4144 | ||
| MP 4145 | MP 4146 | MP 4147 | MP 4148 | MP 4149 |
MP 4150-4152 - built 5/1951 - serial numbers 14350-14352:
| MP 4150 | MP 4151 | MP 4152 |
MP 4153-4158 - built 3/1951 - serial numbers 14330-14335 - sublettered I-GN:
| MP 4153 | MP 4154 | |||
| MP 4155 | MP 4156 | MP 4157 | MP 4158 |
MP 4159-4163 - built 4/1951 - serial numbers 14320-14324 - sublettered StLB&M:
| MP 4159 | ||||
| MP 4160 | MP 4161 | MP 4162 | MP 4163 |
MP 4164-4165 - built 4/1951 - serial numbers 14318-14319 - sublettered StLB&M:
| MP 4164 | ||||
| MP 4165 |
MP 4166-4180 - built 3-5/1951 - serial numbers 12571-12585:
| MP 4166 | MP 4167 | MP 4168 | MP 4169 | |
| MP 4170 | MP 4171 | MP 4172 | MP 4173 | MP 4174 |
| MP 4175 | MP 4176 | MP 4177 | MP 4178 | MP 4179 |
| MP 4180 |
MP 4181-4194 - built 5/1951 - serial numbers 14336-14349:
| MP 4181 | MP 4182 | MP 4183 | MP 4184 | |
| MP 4185 | MP 4186 | MP 4187 | MP 4188 | MP 4189 |
| MP 4190 | MP 4191 | MP 4192 | MP 4193 | MP 4194 |