Very odd shaped (and keyed) clarinet. One of a kind?

[Windsong]

By gum, it looks just like an oboe!  Crazy! 
Oh right--it's one of those Tarogatoboes!

https://www.ebay.com/itm/235297139814?_trkparms=amclksrc%3DITM%26aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D257284%2C255195%26meid%3Dadf57fc7757a47928eff99bea546a53b%26pid%3D101429%26rk%3D3%26rkt%3D12%26sd%3D296032330634%26itm%3D235297139814%26pmt%3D1%26noa%3D0%26pg%3D2332490%26algv%3DSimPLMWebV1CPCAuto%26brand%3DUnbranded&_trksid=p2332490.c101429.m2460&amdata=cksum%3A235297139814adf57fc7757a47928eff99bea546a53b%7Cenc%3AAQAIAAABABr8uvhLIoMwmcOQTaBUxlhrxFTirneYYe%252FjnSj%252BBhwE8IOFWqpVhCKPP9dJVI1gtUw7CeXpXM2U%252BR%252FbcwPYiZeWIFHA1nkimG%252BDLa4twF1irhkh02cCLQ7jcRlvvaT7LXQDAferNfvbf4c%252FTkpFkGnD%252FkvMUuPTmrBovDnPuztBXn2f%252B56XjXObE8uig2Eee3Ey4begfiy5dMYEHcytEhiV7KePJwGQYw7MoKtbq%252B5Lt6lFIVKlvx7EGtXQ%252BVITjZGgViBHY0tYIS15f77AD%252FnI8PASQh52vbU1uWi7lEyCyW1OBLhSpl1RzXa4Koz36wV%252FlJt5cfEe0FZxjRr8mAQ%253D%7Campid%3APLX_CLK%7Cclp%3A2332490