Academy of Sciences voted him the "Lacaze" prize, and the Society for
the Encouragement of National Industry presented him with the "Ampere"
medal, its highest award.

Plante deserves not only the honors conferred upon him by his own
country, but those of the world on account of his cosmopolitan
character--a rarity among his countrymen. He sends his apparatus to all
exhibitions of any consequence; they appeared at Munich and Vienna,
where their interpretation by the attendant added considerably to the
renown of their author.--_Zeitch f. Elektrotechnik_.

* * * * *




WARREN COLBURN.


Warren Colburn, the eminent American mathematician, was born in Dedham,
Mass., March 1, 1793.

He was the eldest son of a large family of children. His parents were
poor, and "Warren" was, during his childhood, frequently employed in
different manufacturing establishments to aid the family by his small
earnings.

In early boyhood he manifested an unusual taste for mathematics, and
in the common district school was regarded as remarkable in this
department. He learned the trade of a machinist, studying winters, until