Stationary planets, a. [139].
Stations (of plants), b. [562].
Sympathetic sounds, b. [37].
Systematic Botany, b. [357].
Systematic Zoology, b. [412].
Systems of crystallization, b. [328].
Tables, Solar, (of Ptolemy), a. [146].
Tables, Hakemite, a. [177].
Tables, Toletan, a. [177].
Tables, Ilchanic, a. [178].