Naval officer; born in Roxbury, Pa.
, March 4, 1821.
While yet a midshipman (1845), he led a small party to explore the interior of Brazil
, and in 1848 explored the peninsula of California
In 1849 he crossed South America
to Buenos Ayres
, and wrote an account of the journey, entitled The Cordillera and Pampa, Mountain and plain: sketches of a journey in Chile and the Argentine provinces
In 1850 he was assigned to the Mexican boundary commission, and afterwards (1854) led a famous expedition across the Isthmus of Darien
, for an account of which see Harper's magazine
In 1856, in the steamer Arctic
, Lieutenant Strain
ascertained by soundings the practicability of laying an ocean telegraphic cable between America
He died in Aspinwall
, May 14, 1857.