1932 Underwood Portable 4 Bank on the Typewriter Database
oz.Typewriter: 1919 – The Year of the Portable Typewriter (I)
Antique Underwood Standard Portable Four Bank Typewriter, circa 1928 at 1stDibs | underwood 4 bank typewriter, vintage underwood portable typewriter, underwood standard portable typewriter 4 bank
Antique Vintage 1930 Underwood 4 Bank Portable Typewriter with Hard Case Works | eBay