This work was first published in Kenya and is now in the public domain because its copyright protection has expired by virtue of the The Copyright Act 2001 (details). The work meets one of the following criteria:
It is an anonymous or pseudonymous work and 50 years have passed since the date of its publication
It is an audiovisual, photographic work or a broadcast, and 50 years have passed since the date of its publication
It is a sound recording, and 50 years have passed since the date of its creation
It is literary, musical or artistic work created pursuant to a commission from the government, and 50 years have passed since the date of its publication
It is literary, musical or artistic work, and 50 years have passed since the year of death of the author (or last-surviving author)
Karya ini adalah ranah publik di Amerika Serikat karena ini diterbitkan di Amerika Serikat antara 1929 dan 1977, termasuk, tanpa peringatan hak cipta. Untuk penjelasan lebih lanjut, lihat Hirtle chart dan juga penjelasan mendetail tentang "penerbitan" untuk kesenian publik. Harap diperhatikan bahwa bahwa itu mungkin masih memiliki hak cipta di wilayah hukum di mana aturan jangka terpendek untuk karya dari Amerika Serikat (tergantung pada tanggal kematian penulis) tidak berlaku, semisal Kanada (50 tahun sejak kematian penulis), Tiongkok Daratan (50 tahun sejak kematian penulis, tidak termasuk Hong Kong atau Makau), Jerman (70 sejak kematian penulis), Meksiko (100 tahun sejak kematian penulis), Swiss (70 tahun sejak kematian penulis), dan negara-negara lain dengan perjanjian tersendiri.
This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.