Ernst Mach 
Knowledge and Error [PDF ebook] 
Sketches on the Psychology of Enquiry

"Memoirs of Extraordinary Popular Delusions Volume 2" by Charles Mackay is a captivating exploration of historical phenomena, delving into the fascinating world of mass psychology and …

"Narrative of Captivity in Abyssinia: With Some Account Of The Late Emperor Theodore, His Country And People" by Henry Blanc is a captivating blend of autobiography, travelogue, and …

"Napoleon’s Campaign in Russia Anno 1812: Medico-Historical" by Achilles Rose is a tour de force examination of one of history’s most infamous military campaigns. With meticulous attention …

"Memoirs of Extraordinary Popular Delusions Volume 3" by Charles Mackay is a captivating exploration of historical phenomena, delving into the fascinating world of mass psychology and …

"Pagan & Christian Creeds: Their Origin and Meaning" by Edward Carpenter explores the deep connections and similarities between paganism and Christianity. The book delves into the creeds of …

"Old John Brown: The Whole Man Whose Soul Is Marching On" by Walter Hawkins is a comprehensive biography of John Brown, a fervent abolitionist whose actions played a crucial role in the …

"Memoirs of Extraordinary Popular Delusions Volume 1" by Charles Mackay is a captivating exploration of historical phenomena, delving into the fascinating world of mass psychology and …

In "North America Vol. II, " Anthony Trollope continues his journey through North America, providing detailed accounts of his experiences and observations in Canada. This volume complements …

"Memoirs of Jean Francois Paul de Gondi, Cardinal de Retz Volume 2" by Jean Francois Paul de Gondi de Retz offers readers an intimate and compelling insight into the tumultuous world of …

"Memoirs of Jean Francois Paul de Gondi, Cardinal de Retz Volume 1" by Jean Francois Paul de Gondi de Retz offers readers an intimate and compelling insight into the tumultuous world of …