Not trying to be a pain in the butt, or anything, but those nails, or screws around those panels don't look correct. I believe that the plywood covering was epoxied, or glued on. Could be wrong. The nails give it a metal look.
"From our orbital vantage point, we observe an earth without borders, full of peace, beauty and magnificence, and we pray that humanity as a whole can imagine a borderless world as we see it, and strive to live as one in peace."
Astronaut William C. McCool RIP, January 29, 2003 - Space Shuttle Columbia