Currently this project has been paused and probably wont be worked on for a while.
Recently 155 maps have been added to the archive so the information below is not accurate.
So far 50% of the maps have a screenshot:
#, A, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, T, U, V, W, X, Y, Z.
Remaining: *, B, C, S
All images are 1600×900, have 8x AA + 16x AF, 50% brightness and are PNG format ±1-2MB in size.