In the absence of any intervening valid adverse interests any assignment made between June 23, 1910 , and January 1, 1913 , of land upon which the assignor has submitted satisfactory final proof and the assignee purchased with the belief that the assignment was valid and under section 441 of this title , is confirmed, and the assignee shall be entitled to the land assigned as under section 441 of this title , notwithstanding that said original entry was conformed to farm units and that the part assigned was canceled and eliminated from said entry prior to the date of final proof: Provided, That all entries so assigned shall be subject to the limitations, terms, and conditions of the reclamation Act , and Acts Amendatory thereof and supplemental thereto, and all of said assignees whose entries are confirmed shall, as a condition to receiving patent, make the proof required, prior to May 8, 1916 , of assignees. (June 23, 1910, ch. 357, 36 Stat. 592 ; May 8, 1916, ch. 114, 39 Stat. 65 .) Editorial Notes References in Text The reclamation Act , referred to in text, probably means act June 17, 1902, ch. 1093, 32 Stat. 388 , popularly known as the Reclamation Act , which is classified generally to this chapter. See section 441 of this title . For complete classification of this Act to the Code, see Short Title note set out under section 371 of this title and Tables.