Table 11. 



-Weight and value of wool, yellow, and grass sponges sold on the Tarpon Springs Sponge 



Exchange, 1913-62 



All weights of sponges are estimated by use of a conversion factor using probable value of sponges 

 by the pound, calculated yearly by the Tarpon Springs Sponge Exchange. No records available for 1915 and 

 1916. 



52 



