The major tactics of chess: a treatise on evolutions; the proper employment of the forces in strategic, tactical, and logistic planes (1898)
Young, Franklin Knowles, 1857- · Boston, Little, Brown and company · leaf 90
1 * M • While. LOGISTIC PLANES. 67 A Pawn Altitude is composed of those verticals anddiagonals along which it is possible for a pawn topass to its logistic horizon. A PAWN ALTITUDE(P. A.) PiGUEE 57.Black. … White. 68 MAJOR TACTICS. A Point of Junction is that point at which an extremityof a pawn altitude intersects the logistic horizon, i. e. thequeening point of a given pawn. A POINT OF JUNCTION. (P. J.) Figure 58. Black.
Chess
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