Realistic Portrait Drawing in Medium Size

I am seeking a talented artist who can create a realistic black and white drawing, sized A3, of my grandad holding my son. This deeply personal project will require a keen eye for detail, strong understanding of human anatomy, extensive experience with realistic portraits, and an ability to accurately capture emotion and familial relationship in the drawing.

Key Requirements:
- Realistic style drawing talent
- Black and white illustration
- Medium size illustration (A3)
- Skill in capturing personality, emotion, and relationships within a portrait

Please provide examples of similar work: realistic, black and white portraits when you place your bid.