Ferner lassen sich durch dieses Reduktionsverfahren, freilich mit nur geringer Strom- and Materialausbeute, Amide zu dem entsprechenden Aminen reduzieren.
which freetranslation.com translates to
Furthermore leave itself through this reduction procedure, to be sure with only slighter current and Materialausbeute, Amide to the corresponding Aminen reduce itself.
Ausbeute is yield which it didn't translate probably since it was in the compound word Materialausbeute. One foot note gives the reference Ber. 32, 68 (1899) which I have to order from storage. I didn't find any books written in English which discuss this process.
http://www.m-w.com (http://www.m-w.com)