Karpova: Salomon Langleben came in 3rd at a small 4-player tournament in Warsaw 1908, and scored 2.0/6. The other participants were Salwe, Alapin and Flamberg.*
He won 1st prize after play-off against Flamberg, scoring 2.5/4 in a local tournament in Warsaw 1899.
In America, he played around 4 half-serious games against Schottländer and won them all.
He played two times with great successes in the New York Tombola-Handicap tournament in the Manhattan Chess Club, which takes place every year on February 22nd (Washington's birthday). Strong players like Delmar, Hodges, Hanham, J W Baird, Roething etc. participated there. Langleben had to give odds to Marshall ( and move) and Napier ().
In 1903, Langleben drew a small match against Salwe (+1 -1 =1) in Lodz.
Source: Page 348 of the November-December 1911 'Wiener Schachzeitung'
* http://www.edochess.ca/tournaments/... Langleben probably beat Flamberg.