nyc38680

As of December 31, 1950, the following quantities of box cars were rostered in North America, according to the Official Railway Equipment Register (ORER):

Railroad Box Cars Percent Models1
Total 823,764    
NYC 67,608 8.21

InterMountain
Broadway Limited Imports
Walthers

CN 65,712 7.98 InterMountain
PRR 64,432 7.82 Red Caboose
Bowser
Atlas (ex-Branchline)
CP 53,233 6.46 InterMountain
ATSF 35,764 4.34 InterMountain
Atlas (ex-Branchline)
Walthers
SP and T&NO 35,763 4.34 InterMountain
Walthers
MILW 31,547 3.83

InterMountain
ExactRail
Walthers

B&O 27,252 3.31

Fox Valley
ExactRail
Walthers

C&NW 26,164 3.18 InterMountain
UP 25,716 3.12 InterMountain
Bowser
Atlas (ex-Branchline)
Walthers
SOU 24,375 2.96 InterMountain
MP 23,674 2.87  
CB&Q 21,629 2.63 InterMountain
Walthers
GN 21,517 2.61 InterMountain
C&O, PM 20,766 2.52 InterMountain
Atlas (ex-Branchline)
IC 20,697 2.51  
NP 19,672 2.39 InterMountain
RI 17,402 2.11 InterMountain
Atlas (ex-Branchline)
ACL 13,799 1.68 InterMountain
Atlas (ex-Branchline)
SLSF 13,037 1.58 InterMountain<
SAL 12,099 1.47

InterMountain
Bowser
Atlas (ex-Branchline)

L&N 12,055 1.46  
WAB 11,812 1.43 InterMountain
Atlas (ex-Branchline)
Erie 11,693 1.42  
NKP 11,188 1.36 InterMountain
Walthers
RDG 9.055 1.10  
N&W 8,762 1.06 Bowser
Atlas (ex-Branchline)
InterMountain
SOO 8,409 1.02 Walthers
GTW 8,309 1.01  
DL&W 7,804 0.95  
LV 6,469 0.79  
GM&O 6,297 0.76 InterMountain
Atlas (ex-Branchline)
NH 6,012 0.73  
D&RGW 5,904 0.72 InterMountain
MKT 5,460 0.66  
CofG 4,959 0.60  
P&LE 4,945 0.60  
StLSW 3,672 0.45  
CGW 3,402 0.41 Walthers
NC&StL 3,271 0.40  
MEC 3,203 0.39 InterMountain
KCS 2,905 0.35 InterMountain
Walthers
D&H 2,676 0.32 InterMountain
B&M 2,665 0.32 InterMountain
CNJ+CRP 2,585 0.31  
DT&I 2,527 0.31  
BAR 2,197 0.27  
M&StL 2,161 0.26 InterMountain
WM 2,140 0.26 InterMountain
Atlas (ex-Branchline)
WP 1,982 0.24 InterMountain
SP&S 1,724 0.21 InterMountain
Bowser
EJ&E 1,424 0.17 Walthers
IT 1,411 0.17 InterMountain
T&P 1,242 0.15 InterMountain
Atlas (ex-Branchline)
C&EI 1,168 0.14 Atlas (ex-Branchline)
L&A 1,153 0.14  
Monon 1,074 0.13 Atlas (ex-Branchline)
NS 1,003 0.12  
B&LE 982 0.12  
L&NE 931 0.11  
CV 895 0.11  
Clinchfield 797 0.10  
Georgia 736 0.09  
Rutland 521 0.06  
GB&W 491 0.06  
C&IM 452 0.05  
DM&IR 337 0.04  
DSS&A 300 0.04  
RF&P 208 0.03  
P&WV 200 0.02  
FEC 194 0.02 InterMountain
VGN 144 0.02  

1Does not reflect "Craftsman" level models, which are available for almost any road. 
Such models are offered by Funaro & Camerlengo, Westerfield Models, and Sunshine.