What helps.

• Manufacturer name and country.
• Approximate year or era.
• Whether it belongs to pinball, arcade or both.
• A photograph, scan or link showing the mark in use.
• Why this version is historically interesting.

We review tips before adding anything. A logo needs a credible source, a workable one-colour form and enough character to survive four grades of wear.

Submitting a reference does not transfer ownership and does not guarantee inclusion. Do not send confidential material.