Historical Reading: The Koh-i-noor Diamond. 1  Onlookers take in the display of the Koh-i-noor diamond with two smaller diamonds at the Great Exhibition of 1851 in the Crystal Palace in London. The Koh-i-nor was placed in a covered gilt iron cage that excluded daylight and was illuminated with a ring of gas jets and metal reflectors surrounding it.
Also called the active roster, the 25-man is composed of 25 players who are playing for their Major League team. They are the starting eight (NL) or nine (AL) position players, pitchers, and reserve players on the team. Players on the active roster are also on the 40-man roster.
Major League rosters will expand to a maximum of 40 players on September 1st, giving each team the ability to add some much needed depth. The Major League Baseball regular season is slowly riding off into the sunset, with the pack separating into two clear packs; those vying for a playoff spot and those looking ahead to next season.