antikythera mechanism  has been tagged 2 times, has 5 total tags, has been listed 6 times, and has 5 comments.

astrolabe  has been tagged 1 time, has 2 total tags, has been listed 18 times, and has 0 comments.

suanpan  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 0 comments.

comptometer  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 3 comments.

curta calculator  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 0 comments.

slide rule  has been tagged 1 time, has 2 total tags, has been listed 2 times, and has 1 comment.

leibniz wheel  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

arithmetique  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

arithmometer  has been tagged 1 time, has 2 total tags, has been listed 2 times, and has 1 comment.

jacquard loom  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

stepped reckoner  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

pascaline  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

calculating clock  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

napier's bones  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

abacus  has been tagged 1 time, has 5 total tags, has been listed 13 times, and has 2 comments.

ishango bone  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

lebombo bone  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 1 comment.

difference engine  has been tagged 1 time, has 2 total tags, has been listed 1 time, and has 2 comments.