Extension agreements involved were not eligible to record, but binding nevertheless on parties having actual knowledge thereof. Steeves v. Nispel, 132 Neb. 597, 273 N.W. 50 (1937).

Where instrument, through which person claimed lien was not acknowledged or proved in manner prescribed by recording acts, although recorded, it did not operate as constructive notice. Dawson County State Bank v. Durland, 114 Neb. 605, 209 N.W. 243 (1926); Warnick v. Latta, 44 Neb. 807, 62 N.W. 1097 (1895); Keeling v. Hoyt, 31 Neb. 453, 48 N.W. 66 (1891).

Assignee of junior encumbrancer is given priority over senior encumbrancer only in case his assignment is in registerable form and recorded before senior encumbrancer. Rumery v. Loy, 61 Neb. 755, 86 N.W. 478 (1901).

Section applies also to assignments for benefit of creditors. Heelan v. Hoagland, 10 Neb. 511, 7 N.W. 282 (1880).

Acknowledgment showing appearance and acknowledgment by mortgagee but not of mortgagor, was fatally defective. Troyer v. Mundy, 60 F.2d 818 (8th Cir. 1932).