It could have been orally transmitted; Which i doubt. Or like Moses. Noah would have had writings from his great great grandfather
( correct me on how many greats ) Enoch , and took his writings aboard the Ark. I can't resort to hmmmmm. That wont cut it. There is a few verses from the Book of Enoch found in the dead sea scrolls. After that, we had always had a copy. There is the Ethiopian copy of Enoch. The same verses in the Dead sea scrolls, are also found in the Ethiopian copy also.
Jude quoted the first few verses of Enoch, the Book/letter.
( correct me on how many greats ) Enoch , and took his writings aboard the Ark. I can't resort to hmmmmm. That wont cut it. There is a few verses from the Book of Enoch found in the dead sea scrolls. After that, we had always had a copy. There is the Ethiopian copy of Enoch. The same verses in the Dead sea scrolls, are also found in the Ethiopian copy also.
Jude quoted the first few verses of Enoch, the Book/letter.
[SUP]11 [/SUP]But I certify you, brethren, that the gospel which was preached of me is not after man.
[SUP]12 [/SUP]For I neither received it of man, neither was I taught it, but by the revelation of Jesus Christ.