Gibson Southern Jumbo

--Gibson SJ Southern Jumbo ( 1942-1978 )In 1942 the gibson Sj Southern jumbo according to the literature i've read was intended to be a promo model for the J-45 until gibson decided to include them permanently in their line of production alongside the j-45 , j-50 ,and j-55 .The southern jumbo was made famous by country music icon Hank Williams Sr. and are known to be finer versions of the j-45 .