Hi - I hope I am not too late.
Style 5177 (Dansant) was made between 1925 and 1940. Based on the serial number (4966) I would guess that your banjo was made around 1925.
Style 5177 (Dansant) was made between 1925 and 1940. Based on the serial number (4966) I would guess that your banjo was made around 1925.