Salvador Dali'a "Elijah And The Chariot" 1 of 250 Beautifully Framed in Perfect Condition, I have owned this for over twenty five years Concerned about the numbering of the piece, I have seen three different examples 1: Numbers ( 1/250 ) 2: Roman numerals (see my photo) 3: Letters Would you be able to offer an explanation on this I may be interested in letting this go Thank You in Advance: Robert P.