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A childhood note Merrill wrote to Leila "Zelly” Howard, his governess. This note was among the collection of notes and artwork which Howard's daughter sent back to Merrill as a set in 1977, after Zelly died.

The engineering of the roof of the Pantheon. 360. Key is sequence of the buttresses seen in profile and from air. Even more info than ribbing, this is a buttress turned 360. Dome =arch swung 360

Pantheon. Nihgt view shows porch w. recesses for statues, Agrippa L, Augustus R

Pantheon- pattern of circles, squares, Storc symbols/Note drain holes

Completed AD 123/Dia Dome 142 ft, Hag Soph 102 ft, Capitol DC, 96 ft/ Base of dome 23 ft thick, at oculus, 2 ft thick/Pantheon, Rome cross-section showing spherical design/APR 29, 2002