WHAT CAN BE DONE FOR INVENTORSADVICE GRATIS AND ADVICE FOR PAY. IMBECILITY IN THE NAVY DEPARTMENT. ANNUAL REPORT OF THE COMMISSIONER OF PATENTS. SPLENDID SUCCESS OF THE ERICSSON BATTERY., scientific american, 1862-03-22
WHAT CAN BE DONE FOR INVENTORSADVICE GRATIS AND ADVICE FOR PAY. IMBECILITY IN THE NAVY DEPARTMENT. ANNUAL REPORT OF THE COMMISSIONER OF PATENTS. SPLENDID SUCCESS OF THE ERICSSON BATTERY., scientific american, 1862-03-22
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