It may also be assumed that you have drawn a sketch on the reverse side of your message sheet.

In reading your map the signs and abbreviations, explained in Appendix 4, Field Service Regulations, will aid you.

A scale of yards is at the bottom (the south) of your map. By the use of a slip of paper, distances in yards may be measured off from place to place.

Wherever it is stated in these problems that a person writes a message, the student should construct that same message. In so doing:

(1) Assemble your information in proper sequence,

(2) Give it proper and unmistakable expression, and

(3) Inspect it thoroughly in order to be positive that you have given it proper sequence, and proper and unmistakable expression.

Hold yourself strictly accountable for every expression which could be put into better form.

Caution.—The hour in the heading of message is the time of signature.