The Singer horns would measure the same as

would measure the same as that of a standard trumpet

later known as RCA Victor

The Atomic  iHORN is a vintage 1950’s mid-century modern lamp

This was probably a presentation piece given to a Commanding Officer as an expression of merit and gratitude

The Singer horns would measure the same asThe Singer iHORN is made from a vintage hand Singer sewing machine, Model 20 which was made in the 1920s to teach children to sew. Isaac Merritt Singer invented the worlds first practical sewing machine in 1850. The patent was issued for the first Singer brand Sewing Machine on August 12, 1851. In 1855, the Singer brand was awarded the first prize at the Worlds Fair in Paris, France. That same year, SINGER becomes the largest selling brand of sewing