This verse is identical with 26.14, with the verb “you shall make” changed to And he made. But again Revised Standard Version is a mistranslation of the Hebrew, which refers to two separate coverings, not just one. (See the comment there.)

Quoted with permission from Osborn, Noel D. and Hatton, Howard A. A Handbook on Exodus. (UBS Helps for Translators). New York: UBS, 1999. For this and other handbooks for translators see here .