Note 306 — ON THE THEORY AND ART OF PRESCRIBING. (continued 2)

Pliny (Nat Hist. Lib. xxiii. cap. 6.) has the following interesting allusion to the subject of Tar fumes, “Silvas eas duntaxat quæ picis resinæque gratia raduntur, utilissimus esse phthisicis aut qui longa ægritudine non recolligent vires, satis constat; et illum cæliaëra plus ita quam navigationum Ægyptiani proficere, plus quam lactes herbedos per montium æstiva potus.”