The book "Introduction to Photography" published in Singapore Aug 1952
作者
Tai Huai Ching
许可协议
Public domainPublic domainfalsefalse
This work formerly enjoyed copyright in Singapore but is now in the public domain because its term of copyright has expired. According to the Copyright Act (Cap. 63) of Singapore:
for a ...
copyright has expired if ...
pursuant to ...
published edition of a work or works
it was first published before 10 April 1987; or
if it was published on or after 10 April 1987, 25 years have passed since the end of the calendar year in which it was first published (that is, before or in 1998)
section 96
When using this template, please state the date when the work was first published