EXPLAINING AWAY VARIOUS PROBLEMS.

In 2017, dialing up some useful excuses could come in handy for freelancers, professors, students, and everyone else. I’ve often needed something creative to calm down an anxious client. Unfortunately, this wheel doesn’t seem to be available right now (except perhaps on eBay), but when it reappears, you might want to get one. No batteries required.

 

CARDBOARD INTERACTIVES (PART 2)

On a more serious note, this is the second part of a wheel charts post that I ran last week. The first part is here: https://www.johngrimwade.com/blog/2016/12/26/cardboard-interactives/

An astrolabe (astronomical calculator) from 1575.