این اثر در کشورهایی و مناطقی که مدت زمان حق تکثیر، عمر پدیدآورنده بعلاوهٔ ۷۰ سال یا کمتر بعد از مرگ او است، در مالکیت عمومی قرار دارد.
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;TITLE :[John M. Clayton, half-length portrait, three-quarters to the left] ;CALL NUMBER :DAG no. 015 :Original served by appointment only. ;REPRODUCTION NUMBER :LC-USZ62-109843 (b&w film copy neg. post-1992) :LC-USZ62-9053 (b&w film copy neg. pre-1992) :
بۇ فايلدا فوْتوْاپارات و يا سکانئرله علاوه اوْلونموش معلوماتلار وار. اگر فايل سوْنرادان دَییشدیریلیبسه، بعضی پارامئترلر بۇ شکیلده گؤستریلنلردن فرقلی اوْلا بیلر.