Ralph 124C 41+
Subtitle: a romance of the year 2660.
By: Forewords by Lee De Forest and Fletcher Pratt.
Edition: [2d. ed.]
Series: Fell's science fiction library
Publisher: Fell
Published: 1950
Place of publication: New York
Language: eng
Number of pages: 207
Notes: "First appeared as a serial in ... 'Modern electrics,' in 1911."