Downtown Philadelphia is organized around a Calder family retrospective. It was my Uncle Fred, who has lived in the city for more than fifty years, who first pointed this out to me.
It’s not often you get to celebrate the 150th anniversary of a twig. Yet that is exactly the opportunity that presented itself this past October 13. On that date, back in the year 1868, Sophia Thoreau leaned over a sprig of five shagbark hickory leaves and inscribed them, in indelible ink, with some lines from a poem by her brother Henry.