William Leitch first proposed the principle of using rockets to permit human spaceflight in 1861. Leitch's rocket spaceflight description was initially furnished in his 1861 essay "A Journey By means of Space", which was later printed in his guide God's Glory from the Heavens (1862). In preparing this edition https://imr-813370112.activosblog.com/14865033/helping-the-others-realize-the-advantages-of-dan-wesson-1911-silverback-10mm-pistol