Comments on: The Spindle Perpetual Calendar – time keeps on spinning http://www.coolest-gadgets.com/20150420/spindle-perpetual-calendar-time-spinning/ Playing with cool gadgets in the ongoing search for the Coolest Gadget Wed, 10 Jan 2018 14:32:26 +0000 hourly 1 http://wordpress.org/?v=4.1.22