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1840s
                                    
Source: 1990s and beyond, The Book of Probes : Marshall McLuhan (2011), p. 350
                                        
                                        Speech at the Printing Trade Festival (1845). 
1840s
                                    
                                        
                                        Part I, Chapter II, Government and Surplus Stocks, p. 28 
Storage and Stability (1937)
                                    
What is a Poem - Endword - Selected Poems (1926)
Source: Die Mathematik die Fackelträgerin einer neuen Zeit (Stuttgart, 1889), p. 94.
Book 10: Exposition of Canon II; this is the earliest known description of the inverted image produced by a camera obscura,; as translated in by Ian Jonston in The Mozi (2010), p. 489
Source: Ten Little Wizards (1988), Chapter 6 (p. 55)
                                        
                                        La France fut faite à coups d'épée. La fleur de lys, symbole d'unité nationale, n'est que l'image d'un javelot à trois lances. 
in La France et son armée. 
Writings
                                    
 
                            
                        
                        
                         
                            
                        
                        
                        