66; or if to windward of the enemy and on the contrary tack, for the sternmost ship to signify when she is far enough astern of their rear to be able to lead down out of their line of fire.' 'No.

234.

When coming up astern and to windward of the enemy to engage by inverting the line'-- that is, for the ship leading the van to engage the sternmost of the enemy, the next ship to pass on under cover of her fire and engage the second from the enemy's rear, and so on.
FOOTNOTES: [1] The first attempt to provide a convenient Signal Book separate from the Instructions was made privately by one Jonathan Greenwood about 1715.

He produced a small 12mo.

volume dedicated to Admiral Edward Russell, Earl of Orford, and the other lords of the admiralty who were then serving with him.