- The Lords Of The Night And The Tonalamatl Of The Codex Borbonicus (1900)
- Notes On The Report Of Teobert Maler In Memoirs Of The Peabody Museum, Vol. Ii. No. I-[ii]; Volume 1
- The Temples Of The Cross, Of The Foliated Cross And Of The Sun At Palenque
- A method which may have been used by the Mayas in calculating time - Primary Source Edition
- Was the Beginning Day of the Maya Month Numbered Zero (or Twenty) or One? - Primary Source Edition

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