Reference for Eruvin 32:24
ומי א"ר יוסי בר' יהודה הכי והתניא אחד יחיד ואחד שיירא לחבלים ומה בין יחיד לשיירא יחיד נותנין לו בית סאתים שנים נותנין להם בית סאתים ג' נעשו שיירא ונותנין להן בית שש דברי ר' יוסי ברבי יהודה
and fraction,<span class="x" onmousemove="('comment',' On its other side.');"><sup>53</sup></span> and put it up within [a distance of] less than three handbreadths [from the ground]?<span class="x" onmousemove="('comment',' With the fractional section below the gap in the mat and the four handbreadths one above it. In such a case the lowest gap (the distance between the ground and the fractional section of the mat) is regarded as labud (v. Glos.) while the three handbreadths gap in the mat is exceeded by the remaining four handbreadths of the mat all of which are on one side of the gap. The air spaces on the two sides of this section cannot annul its validity since it exceeds at least the air space on the one side below it.');"><sup>54</sup></span> R'Ashi said: His<span class="x" onmousemove="('comment',' R. Hamnuna's.');"><sup>55</sup></span>