Left: thread 糹/糸 (here: fiber), right: clan/family name 氏 (Here: see 氏 as ladle or scooping grill for the paper production) [Family 氏 = A distorted person 人 = 亻= 厂 together with "Plus +" as multiplier makes a family.]
Mnemonic
Use cellulose fibers and a grill for making paper. (OR: Threads become one 'family' in: paper.)
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