Fig. 602.—The crow’s-nest.

Fig. 603.—The mainsail.

The Mainsail

([Fig. 603]) must be four and one-half inches long and five inches wide. Paint a red cross on it as shown in the diagram. Slide the mainsail well down on the mainmast; over it place the spool top “crow’s-nest”; next run on the main-topsail and slip the flag on the tip-top.