HISTORY
OF
THE TRANSFORMER.
BY
F. UPPENBORN,
EDITOR OF THE “CENTRALBLATT FÜR ELEKTROTECHNIK,”
AND CHIEF OF THE ELECTRO-TECHNICAL TESTING STATION IN MUNICH.
TRANSLATED FROM THE GERMAN.
E. & F. N. SPON, 125, STRAND, LONDON.
NEW YORK: 12, CORTLANDT STREET.
1889.