Comments on: A mechanical precursor to e-mail http://www.keyscorner.com/archives/2009/06/27/a-mechanical-precursor-to-e-mail/ a somewhat unstructured collection of news, facts and opinions Sat, 14 Jan 2012 16:44:12 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: John http://www.keyscorner.com/archives/2009/06/27/a-mechanical-precursor-to-e-mail/comment-page-1/#comment-18439 John Tue, 30 Jun 2009 05:08:00 +0000 http://www.keyscorner.com/?p=1630#comment-18439 I'll take a look next time I'm there! I’ll take a look next time I’m there!

]]> By: Graham Tappenden http://www.keyscorner.com/archives/2009/06/27/a-mechanical-precursor-to-e-mail/comment-page-1/#comment-18438 Graham Tappenden Mon, 29 Jun 2009 21:06:44 +0000 http://www.keyscorner.com/?p=1630#comment-18438 There is one on each of the checkouts, if you look upwards you can see the tubes going into the ceiling. The cylinders are about 20cm tall and 8cm in diameter. There is one on each of the checkouts, if you look upwards you can see the tubes going into the ceiling.

The cylinders are about 20cm tall and 8cm in diameter.

]]> By: John http://www.keyscorner.com/archives/2009/06/27/a-mechanical-precursor-to-e-mail/comment-page-1/#comment-18437 John Mon, 29 Jun 2009 20:50:52 +0000 http://www.keyscorner.com/?p=1630#comment-18437 Good grief, Graham - I shop there at least once a week and never noticed - where on earth have they got them? Good grief, Graham – I shop there at least once a week and never noticed – where on earth have they got them?

]]> By: Graham Tappenden http://www.keyscorner.com/archives/2009/06/27/a-mechanical-precursor-to-e-mail/comment-page-1/#comment-18436 Graham Tappenden Mon, 29 Jun 2009 19:29:43 +0000 http://www.keyscorner.com/?p=1630#comment-18436 Those "tubes in your local grocery store" are still in use today - in Edeka in Oberursel. Those “tubes in your local grocery store” are still in use today – in Edeka in Oberursel.

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