I thought this too at first, but it turned out to be just a problem with my browser's rendering (Opera). Saving it to disk and viewing with Preview on Mac prod

I thought this too at first, but it turned out to be just a problem with my browser's rendering (Opera). Saving it to disk and viewing with Preview on Mac produced the missing pages. If that doesn't work, there's a different PDF available here that might produce better results (facing pages rather than single): http://web.mit.edu/zoz/Public/ebook_Ignition_An_informal_history_of_liquid_rocket_propellants_John_D_Clark.pdf http://web.mit.edu/zoz/Public/ebook_Ignition_An_informal_his...