Reference for Menachot 174:3

ור' מאיר חצי עשרון מנא ליה נפקא ליה מועשרון ורבנן וי"ו לא דרשי

Whence does R'Meir derive the half-tenth [measure]? - He derives it from [the expression], And one tenth.<span class="x" onmousemove="('comment',' The additional waw, 'and', intimates another vessel, namely the half-tenth.');">³</span> And the Rabbis? - They base no exposition upon the letter waw ['and'].

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