INDEX
Alexander V. W. Bikkers translation
Aëronautics, see Balloon company
Air, distribution of warm—society 10
Aluminium, ulterior advantages of 14
Arago, French savant, forestaller of telegraphy 19
Arcades, general 11
Arnhem’s rise and fall as a city 93
Bacon’s letter: “De mirabili potestate artis et naturae” 4
Balloon, General—company 58
Bikkers on “The philosophy of verbal monopoly” 73
Books of the nineteenth century 34
Brandt and Künckel, discoverers of the phosphorus 15
Calculatoria 105
Camera obscura 16
Celestinus, Claudius—his work 5
Channel, bridge across the 78
Colonies, loss of Dutch 94
Courtois, french savant, discovers iodine 17
Darwin’s evolution theory alluded to 45
Davy, Sir Humphry—his safety lamp 16
Dialect, travelling 67
Education, compulsory 39
Energeiathecs 31
Enkephalometers 87
Examinations, Government and University 89
Galileo 2
Galvani, his discovery 18
Genealogy of species 44
Glass, endless 11
Gravesande, Dutch savant 2
Gun-cotton invented 17
Heliochromes 22
Humanism 73
Huyghens, Dutch savant 2
Iodine, when and by whom first discovered 17
Java, important Dutch colony 96
Künckel, see Brandt and Künckel
La Condamine imports india-rubber from America 19
Library, national 32
Light, solar 47
Locomotion, general 73
Londinia 10
Mill, John Stuart—criticised 118
Monopoly, “philosophy of verbal,” see Bikkers
Mozart, his “Don Giovanni” 56
Musschenbroek, Dutch savant 2
New Holland, united states of 127
Newton 2
New Zealand of the future 121
Niepce de Saint Victor 23
North Holland submerged 79
Observatory, astronomical—in Persia 103
Oerstedt, forerunner of telegraphy 18
Page, his discovery 52
Phantasia 6
Photography, forerunners of 16
Porta, inventor of the camera obscura 16
Railway nets, extensive 100
Reis, his invention 52
Scheele, forerunner of photography 16
Schönbein prepares collodion 17
Science, pure 20
——, encouragement of by Government 20
——, so-called official 21
Scott, Léon, his phonautograph 53
Spheres, communication between the various 108
Stevin, Dutch savant, referred to 2
Suffrage, universal 111
Telescopes of the twenty-first century 76
Telegraphy, forerunners of 17
Telephon 51
Thales, forerunner of telegraphy 17
Time, Aleutic 7
Tin mines in the moon 107
Trade, free 73
Travelling dialect 67
Tycho, lunar district so-called 107
Utrecht, enlarged 83
“Verre sans fin,” see Glass, endless
Volta, his discovery 18
War, no more 69
Wöhler discovers aluminium 15
Women, rights of 115
World-day 9