MulletSpin logo About MulletSpin

Who we are — focused stewards of the “Amber Jumping Chicken”

We document, explain, and preserve one delightful clockwork toy. From identification cues to safe care routines, our guides are written for collectors across the Netherlands.

Amber Jumping Chicken educational overview

Tinplate · spring-driven cam · translucent amber coat

15+
Years researching
500+
Serviced mechanisms
1k+
Collectors helped
50+
Photo references
Careful handling and documentation

Our mission: clear, practical education

We focus on one toy to provide depth: how it was made, how it works, and how to protect its value. Expect concise checklists, reference photos, and unbiased advice.

We test methods before we recommend them—no risky polishes, no guesswork. Just reliable routines that keep varnish, print, and mechanics intact.

Core values

Principles that shape everything we publish.

Authenticity

Original parts first. We document plate seams, ink registration, and fasteners so you can verify with confidence.

Education

Short guides with photos, written for real benches and cabinets—not just display copy.

Preservation

Safe cleaning, stable humidity, indirect light. We recommend reversible steps that respect aging.

Community

NL-centric, globally helpful. We answer questions and keep improving our references with your feedback.

Areas of expertise

Specialised knowledge for one iconic wind-up.

Authentication

We evaluate construction, print layers, cam profile, and hardware to confirm originality and detect over-restoration.

Mechanism analysis

Spring health, cam wear, foot pad geometry—explained with photos and simple tests you can repeat.

Market insight

Condition tiers, finish integrity, and regional demand patterns for NL collectors.

Knowledge checklist

  • Mechanics Barrel, cam, axle alignment
  • Finish Amber coat & print preservation
  • Condition Honest wear vs. refinish
  • Valuation Tiered criteria & comps
  • Care Reversible, low-risk steps
Consult Our Experts

Ready to start your vintage journey?

We’re happy to help with identification, care, or display planning.

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Phone

+31 20 657 0045
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Visit

Loevesteinse Randweg 200, 1118 EL Schiphol, NL