in 2007, doris darnell passes away at age 90.at charlotte's antiques shop in australia, 70 boxes in all. >> did you have room for all those items? >> well, we stacked it up floor to ceiling. i mean, it was just... it took up half my shop. >> the boxes contain thousands of dresses with detailed notes on each. >> there were four gigantic notebooks with her typed-out letters about the stories behind the dresses and the people who wore them. >> this social history captured through fashion could be worth a mint, says vintage-fashion appraiser karen augusta. is it historically significant or financially a mind blower? >> i'd say both. >> so, let's talk about these. first up, this '80s cocktail dress by the renowned oscar de la renta, who achieved fame as a favorite designer of jackie kennedy. what would it sell for today? >> in today's market, it would sell for about $4,500. >> karen tells me 1930s gowns like this are in very high demand. >> if it were to sell in a shop in l.a., it would be $6,000 to $7,000. >> she's out of my league,