Caption: A telephone operator is seen transmitting firing data from the plotting room during coast artillery practice at Fortress Monroe, Virginia. This image was taken on May 18, 1918, and is not intended for public publication, but for official use only.

Royalty-Free Standard Commercial licenses are granted for worldwide, non-exclusive and perpetual use, unless specifically noted otherwise. All Royalty-Free transactions are final. The Royalty-Free Standard Commercial license has no limitations and covers up to 15 users.