Ventometer large bore anemometer (W.Gregory &Co) Edged Weapons The second pattern of the

The second pattern of the R4 bayonet

an infantry regiment of the British Army

" Collar badges were worn as part of officers' or soldiers' uniforms

The badge is made of bi-metal construction

A brass badge featuring a 'W' design topped with an Imperial crown

Ventometer large bore anemometer (W.Gregory &Co) Edged Weapons The second pattern of theThis Ventometer, engraved with the maker's mark "W. Gregory & Co, London," is a precision tool designed for measuring windage or airflow in large bore applications. The instrument features a fine scale and adjustable threading mechanism for precise readings. Its compact and robust design suggests military and field use in ballistic or environmental contexts. The tool remains in good condition, with visible engravings and functional components. Maker's