- Initial L - Archimedes Directing the Defence of Syracuse (Tonson)
- Initial L(UCIO) - Archimedes Directing the Defence of Syracuse. In C. Julii Caesaris quae extant, London: Jacob (I) Tonson (publisher), [by mid-March] 1712 (San Fernando, Real Instituto y Observatorio de la Armada), p. 91 ◼
- Initial L(Itteris) - Archimedes Directing the Defence of Syracuse. In C. Julii Caesaris quae extant, London: Jacob (I) Tonson (publisher), [by mid-March] 1712 (San Fernando, Real Instituto y Observatorio de la Armada), p. 226 ◼
- Initial L(UCIO) - Archimedes Directing the Defence of Syracuse. In C. Julii Caesaris quae extant, London: Jacob (I) Tonson (publisher), [by mid-March] 1712 (Warsaw, BUW, St.Dr.), p. 91 ◼
- Initial L(Itteris) - Archimedes Directing the Defence of Syracuse. In C. Julii Caesaris quae extant, London: Jacob (I) Tonson (publisher), [by mid-March] 1712 (Warsaw, BUW, St.Dr.), p. 226