Charge Standards for Non-Profit Usage and Authorization Fees of the National Museum of History Collection Image Article 7

For using the positives or pictures of NMH collection image in academic publications, the limitation of usage is no more than one-third of the total pictures number for each publication. In order not to repeat with the research results of NMH, the loan of the positives in same category should not exceed one half of NMH collection in principle.
中文原文 國立歷史博物館藏品圖像資料非營利使用及收費標準第7條
使用本館藏品圖像正片或照片於學術性刊物,其使用限制,每本各以不超過該書圖片總數之三分之一;又為不使與本館研究成果重複,外借同一類正片,以不超過本館該項藏品之二分之一為原則。

English translation for reference only; the Chinese text prevails. Not legal advice.