25F3(+4712) · birds (+ animals nesting; making nests, lodges, webs, etc.)

49D11(1) · numerals (1)

51BB61 · Singularity, Uniqueness

51EE11 · Restriction, Limitation

53A2 · Perseverance, Resolution, Determination; 'Perseveranza' (Ripa)

86(UNUM ET IN UNA) · proverbs, sayings, etc. (UNUM ET IN UNA)