THE STEAM ENGINE IS INVENTED.

THE SPINNING JENNY INVENTED.

JAMES WATT IMPROVES THE STEAM ENGINE .

ELI WHITNEY PATENTS THE COTTON GIN

SAMUEL MORSE INVENTS THE TELEGRAPH

ELLIAS HOWE INVENTS THE SEWING MACHINE .

ELISHA OTIS INVENTS THE ELEVATOR SAFETY BREAK.

THE BESSEMER METHOD.

LOUIS PASTEUR DEVELOPS VACCINES FOR DISEASES.

ALEXANDER GRAHAM BELL PATENTS THE TELEPHONE