[Preliminary sketch for the murals at the Post Office Department Building in Washington, D.C.]

[Preliminary sketch for the murals at the Post Office Department Building in Washington, D.C.]

[Preliminary drawings for murals in the Post Office Building in Washington, D.C.]

[Preliminary sketch for the murals at the Post Office Department Building in Washington, D.C.]

[Preliminary sketch for the murals at the Post Office Department Building in Washington, D.C.]

[Preliminary sketch for the murals at the Post Office Department Building in Washington, D.C.]

[Preliminary drawings for murals in the Post Office Building in Washington, D.C.]

[Preliminary drawings for murals in the Post Office Building in Washington, D.C.]

[Preliminary drawings for murals in the Post Office Building in Washington, D.C.]

[Vessels.]

[Sketch for the Rotunda of the United States Custom House, Broadway and Bowling Green.]

[Sketch for the Rotunda of the United States Custom House, Broadway and Bowling Green.]

[Customs officials boarding ship and side view of ship.]

[The vessels Queen Mary and Bremen.]

[Vessels.]

Giant liner taking on oil.

[Two panels of vessel scenes.]

[The vessel Ambrose and ship.]

Picking up the Pilot.

[Ship.]