Ampad 22157 11.75" x 9.25" Sht Quadrille Rule Computation Book - Brown Cover New
X 9.25 in. Sheets 4 sq./in. Quadrille Rule Computation Book - Brown Cover - 22157. Model 22157. Ampad 11.75 in. Quadrille Rule Computation Book - Brown Cover. Sheet Rule/Format Type Quadrille Rule.