Hutton (fossilist), b. [519].
Hutton (geologist), a. [456]; b. [515], [584].
Huyghens, a. [337], [343], [353], [357], [377], [387], [412]; b. [33], [62], [70], [86], [87].
Hyginus, a. [168].
Iamblichus, a. [214].
Ideler, a. [113].
Ivory, a. [372].
Jacob of Edessa, a. [209].
Jameson, Professor, b. [338], [514].
Job, a. [124].