First published in 1873, this co-authored biography of the Scottish physicist, Alpine explorer, and university leader James David Forbes (1809 1868) includes extracts from Forbes' letters. John Campbell Shairp, Forbes' successor as principal of the United College of the University of St Andrews, writes of Forbes' personal, family, and professional life, including his years at St Andrews. Forbes' student and his successor in the Natural Philosophy chair at the University of Edinburgh, Peter Guthrie Tait, himself an accomplished mathematical physicist who co-wrote, with Lord Kelvin, Treatise on...