Message 4 says "Edison wants us to keep our distance from Tesla. He can not be allowed to suspect our breach of his security measures stay hidden stay vigilant. We will break them all in good time do not rush keep to plan New drop location machine hall _ engine room five northwest rotor"

The bottom also repeats the top.

Message 3 says "New orders from Mr. E we are to sabotage the large resonance experiment using any means necessary. Use the chaotic aftermath to secure vital research and disembark towards London. Contact Swill help extract vital assets upon shore reach. For Edison For Humanity For Aoa Fer World"

The second part is repeating the same phrase as above. Near the end there were typos but that'll happen.