He's inside a bared roof, but you need the laser pen you get from the 1st spy you save in the docks.
It isn't a PHOTOGRAPH, but a phonograph (a record player) that is missing from 1877 AD. Go to 328 BC and climb the first building, and the phonograph is on the roof.
The electrified building on Toupee Terrace is where you will find the second missing spy. Before you can rescue him, you have to save the first spy at the Docks. The first spy will give you the Laser Pen that can cut through the bars on the roof window.
no #9
Helicopter can be get on the roof of the police station in Downtown.(Near the stadium.) There is also a Sparrow in the roof of one of the houses in the south of first island.
Push the big block to the right until you can jump up to the vine. Climb to the platform and jump hard to the left. You will find a missing journal page on the roof.
you find him on one island in a building with a pokeball on it and a red roof.
They are just right of Main Street. Use the big block to reach the vines, and climb up, then jump left to reach the roof. You will find the missing translation page from Hammerhead's Journal.
Get the Chameleon Suit from the Eye Doctor, and rescue the first missing spy at the docks. He will give you a Laser Pen to cut through those bars on the roof. (see related question)
After you find him in the attic he is on the roof of the nightclub. Hope that answers your question. :)
You find the coins. Edit: On the roof, there's a giant magnet. You need to switch it off.
The girl in front of the ancient ruins saw it on the roof there. To reach it, push the big rock to the right until you can jump to the vine. When you reach the platform, jump left onto the roof.
On top of the roof of the gift shop. First go in G's room