Japanese Navy Gas Masks

After my presentation, I would like to show some of the imperial japanese navy gas masks in the collection

I am always looking to get new masks, photos, documents and anything related with the japanese chemical warfare, If you have anything, Im interested

The rest of the collection:

www.gasmaskscollector.blogspot.com

Thanks!

Hi,
Very specific unusual thema.
It could explain the such a number of comments.