Here are various states of patina in bronze, copper, and brass in their naked splendor. : r/machinedpens

Traditional Rainbow Patinas ( Bronze, Brass, Stainless Steel and

Patinated Bronze Zahner — Innovation and Collaboration to

NR-11 Patina for Brass and Copper

Copper and Brass Finishes and Patinas Hand finished - Proper

Copper Patina, Bronze Patina & Brass Patina, SSS Patinas

Sculpture Depot - Patina Solutions

Traditional Patinas Birchwood Technologies

FAQs: Patinas on Copper, Brass, and Bronze

THREE JOHN PEARSON HAMMERED-COPPER CHARGERS, LATE 19TH CENTURY

Patina - Wikipedia

NR-11 Brass/ Copper imparts an Orange Rust Finish for Brushing or Dipping. Brass or Copper Parts should be thoroughly cleaned and prepped prior to

NR-11 Patina for Brass and Copper

Patina - Wikipedia

Antiquing of Brass, Copper, and Bronze

Patina - Wikipedia

Best Patina Powder - Oxidize Brass, Bronze, Copper, Sterling