I agree. Please add them.
Chapter 12 has been uploaded in two files.
https://librivox.org/uploads/craigdav1/oil_21_sinclair_128kb.mp3
33:04.05
https://librivox.org/uploads/craigdav1/oil_22_sinclair_128kb.mp3
35:18.37
[SOLO] Oil! by Upton Sinclair - dc
Chapter 13 is uploaded, in two files:
https://librivox.org/uploads/craigdav1/oil_23_sinclair_128kb.mp3
44:46.38
https://librivox.org/uploads/craigdav1/oil_24_sinclair_128kb.mp3
33:49.35
https://librivox.org/uploads/craigdav1/oil_23_sinclair_128kb.mp3
44:46.38
https://librivox.org/uploads/craigdav1/oil_24_sinclair_128kb.mp3
33:49.35
Chapter 14 has been uploaded, in two files:
https://librivox.org/uploads/craigdav1/oil_25_sinclair_128kb.mp3
40:56.37
https://librivox.org/uploads/craigdav1/oil_26_sinclair_128kb.mp3
49:26.86
https://librivox.org/uploads/craigdav1/oil_25_sinclair_128kb.mp3
40:56.37
https://librivox.org/uploads/craigdav1/oil_26_sinclair_128kb.mp3
49:26.86