This article was originally published with the title “A New Synchronism Indicator for Alternators” inScientific American Magazine Vol. 85 No. 23(December 1901), p. 360doi:10.1038 ...

Traversing the Metropolitan Museum’s Eight Hundred Galleries, One by One Dan and Becky Okrent spent seven years on the Met Project, a labor of love that took them from ancient Sumer to Synchronism.