Collection Syracuse NY 1919 Plumbing COC - Vintage Blue & White Porcelain Sign

Very interesting cool collection of plumbing history the sign is in good condition and measures 22" by 14" a few chips heavy layered porcelain I cleaned definitely blue beneath the dirt. The detail in the certificate is wonderful outer frame measurements are 12 3/4" high by 15 3/4" wide. Small plaques are tinish and not to impressive but decorative 22" x 3" each