![100th Anniversary Of U.S. Entering WWI: Equestrian Heroes Of World War I And The Plot To Poison Them : NPR 100th Anniversary Of U.S. Entering WWI: Equestrian Heroes Of World War I And The Plot To Poison Them : NPR](https://media.npr.org/assets/img/2017/04/05/horsegasmask-ee3261248b867402c2b1122364f335a873f930c9.jpg)
100th Anniversary Of U.S. Entering WWI: Equestrian Heroes Of World War I And The Plot To Poison Them : NPR
![Nicolai Eberholst (Pike Grey 1914-1918) on X: "@GamesDiddley @WW1_Series Example of an Austro-Hungarian horse gas mask (w/ eye protection included). https://t.co/3hnfA2YeL3" / X Nicolai Eberholst (Pike Grey 1914-1918) on X: "@GamesDiddley @WW1_Series Example of an Austro-Hungarian horse gas mask (w/ eye protection included). https://t.co/3hnfA2YeL3" / X](https://pbs.twimg.com/media/DPWLmRPW0AAZLDK.jpg)
Nicolai Eberholst (Pike Grey 1914-1918) on X: "@GamesDiddley @WW1_Series Example of an Austro-Hungarian horse gas mask (w/ eye protection included). https://t.co/3hnfA2YeL3" / X
![The Museum of English Rural Life on X: "Sure you've heard of horse gas masks, but have you also heard of gas rugs? This horse is being fitted with both by @RoyalVetCollege The Museum of English Rural Life on X: "Sure you've heard of horse gas masks, but have you also heard of gas rugs? This horse is being fitted with both by @RoyalVetCollege](https://pbs.twimg.com/media/DcSAkfJXUAAEGOi.jpg)
The Museum of English Rural Life on X: "Sure you've heard of horse gas masks, but have you also heard of gas rugs? This horse is being fitted with both by @RoyalVetCollege
![Amazon.com: Vintage War Wwi UK Gas Mask Soldier Horse Cavalry Weird Art Print Framed Poster Wall Decor 12x16 inch: Posters & Prints Amazon.com: Vintage War Wwi UK Gas Mask Soldier Horse Cavalry Weird Art Print Framed Poster Wall Decor 12x16 inch: Posters & Prints](https://m.media-amazon.com/images/I/61E94dligEL._AC_UF894,1000_QL80_.jpg)