The Chapin Library's main attraction is its collection of Revolutionary-era documents, including a 1776 printed version of the Declaration of Independence.
1776 is composed of a one and three sevens.
( z1 compose :ARG1 ( z2 date-entity :year 1776 ) :ARG2 ( z3 product-of :op "1/7" :op ( z4 product-of :op "1/1" :op 3 ) ) )