Why was the tri-motor plane design (one engine in front of the fuselage and one on each wing), which was so popular in the early 1930's, dropped? What were the advantages? What
Where were the guns placed on WW2 planes? I've only ever seen them placed behind the propeller. - Quora
![Amazon.com : Lyman # 457193 SC Mould 45 Cal. 405 Grains Rifle Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors Amazon.com : Lyman # 457193 SC Mould 45 Cal. 405 Grains Rifle Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors](https://m.media-amazon.com/images/I/31I3e1UplfL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA11%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com : Lyman # 457193 SC Mould 45 Cal. 405 Grains Rifle Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors
![Lyman 4 Cavity 356637 4C Mould 9mm 147 Grains Pistol Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors - Amazon.com Lyman 4 Cavity 356637 4C Mould 9mm 147 Grains Pistol Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors - Amazon.com](https://m.media-amazon.com/images/I/41SeEklaD0L._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingTHREEANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA15%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Lyman 4 Cavity 356637 4C Mould 9mm 147 Grains Pistol Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors - Amazon.com
![Amazon.com : Lyman # 457193 SC Mould 45 Cal. 405 Grains Rifle Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors Amazon.com : Lyman # 457193 SC Mould 45 Cal. 405 Grains Rifle Bullet Mould : Gunsmithing Tools And Accessories : Sports & Outdoors](https://m.media-amazon.com/images/I/51V-I-npUYL._AC_SS300_.jpg)