ce, Chief of Air Service, Chief of
Chemical Warfare, the general purchasing agent in all that pertains to
questions of procurement and supply, the Provost Marshal General in the
maintenance of order in general, the Director General of Transportation
in all that affects such matters, and the Chief Engineer in all matters
of administration and supply, are subordinate to the Commanding General
of the Service of Supply, who, assisted by a staff especially organized
for the purpose, is charged with the administrative co-ordination of all
these services.

TRANSPORTATION AND ENGINEER'S DEPARTMENT.

The transportation department under the Service of Supply directs the
operation, maintenance, and construction of railways, the operation of
terminals, the unloading of ships, and transportation of material to
warehouses or to the front. Its functions make necessary the most
intimate relationship between our organization and that of the French,
with the practical result that our transportation department has been
able to improve materially the operations of railways generally.
Constantly laboring under a shortage of rolling stock, the
transportation department has nevertheless been able by efficient
management to meet every emergency.

The Engineer Corps is charged with all construction, including light
railways and roads. It has planned and constructed the many projects
required, the most important of which are the new wharves at Bordeaux
and Nantes, and the immense storage depots at La Pallice, Montoir, and
Gievres, besides innumerable hospitals and barracks in various ports of
France. These projects have all been carried on by phases keeping pace
with our needs. The Forestry Service under the Engineer Corps has cut
the greater part of the timber and railway ties required.

PURCHASES IN EUROPE.

To meet the shortage of supplies from America, due to lack of shipping,
the representatives of the different supply departments were constantly
in search of available material and supplies in Europe. In order to
co-ordinate these purchases and to prevent competition between our
departments, a general purchasing agency was created early in our
experience to co-ordinate our purchases and, if possible, induce our
Allies to apply the principle among the Allied armies. While there was
no authority for the general use of appropriations, this was met by
grouping the purchasing representatives of the different departments
under one contr