The Internal Revenue Treasury Dept. annotated its records of distillery warehouse transactions using the following codes:

D
Spirits were deposited in the warehouse
T
Spirits were withdrawn upon payment of tax
S
Spirits were withdrawn for scientific purposes or for the use of the United States
E
Spirits were withdrawn for export
X
Spirits were withdrawn for bottling in bond for export
B
Spirits were withdrawn upon payment of the tax for bottling in bond
M
Spirits were withdrawn for transfer to manufacturing warehouses
G
Spirits were withdrawn for transfer to general bonded warehouses
W
Spirits remained in the warehouse at the close of the year