Two Porcelain Thermometer Signs. Carter Inx & Stafford?s Ink. [Circa 1910s/30s]. Pair of single sided porcelain (SSP) general store signs, each with a wood backed thermometer. Including: one advertisement for Carter Inx Products ?Stationary, Blank Books, Writing Materials.? The other for Stafford?s Ink, the ?Writing fluid best for fountain pens / The Ink that absorbs moisture from the air.? Each 27 x 7?. Some fading to color of Stafford?s with chipping at top grommet hole. Some chips to corners. Thermometer tubes are good.