They didn't start small, but entered with a bang. The set's checklist includes 480 different stickers. There are 312 players. Many of the rest of the stickers are team-related. Each team gets two in-action stickers, plus a uniform, logo, and pennant sticker. There are also stickers for All Stars, the playoffs and the World Series.
The design is pretty basic, but at least there are logos. The stickers have an odd measurement, 1⅞" x 2 11/16".
The Cubs have a total of 19 different stickers.
Here are the team stickers - logo, uniform, pennant, and In-Action
And finally, the players...