APA (7th ed.) Citation

ProQuest (Firm). (1854). [Patent of Samuel Colt for improvement in fire arms.]. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). [Patent of Samuel Colt for Improvement in Fire Arms.]. Washington: [publisher not identified], 1854.

MLA (9th ed.) Citation

ProQuest (Firm). [Patent of Samuel Colt for Improvement in Fire Arms.]. [publisher not identified], 1854.

Warning: These citations may not always be 100% accurate.