'Floppy disk,<br />abacus,<br />adding machine'
an abacus
WHICH CAME FIRST?: Floppy disk,<br />abacus,<br />adding machine
Floppy disk,<br />abacus,<br />adding machine
Floppy disk,<br />abacus,<br />adding machine
WHICH CAME FIRST?
an abacus
WHICH CAME FIRST?