Full Documents Related to the Distribution, the full copy of Pokemon Power Volume 6 is attached to this post:
In the Fall of 1998 Nintendo Power held a contest to “Win Mew for your Pokémon collection!” 151 winners of this contest would be given the chance to mail their cartridge into the Nintendo Power Headquarters and receive it back with a brand-new mew on their game save. Contest winners were notified by mail by 2/28/1999 that they had won the contest, making this the earliest known Me