Reference for Bava Metzia 49:13

ורבי יוחנן אמר אפילו של מלך אחד נמי מכריז מאי מכריז מנין מאי איריא תלתא אפי' תרין נמי אמר רבינא טבעא מכריז

It has been taught likewise: If a man finds scattered coins, they belong to him. If they are arranged pyramid-wise he is bound to proclaim them. Now is not this self-contradictory? [First] you state, 'If a man finds scattered coins they belong to him,' thus implying, but if they overlap,<span class="x" onmousemove="('comment',' Lying partly on each other and partly on the ground. — Rashi. Jast: but if they lie irregularly, some of them piled, others scattered. ');">¹¹</span>

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