Codex Atlanticus76 pages
- Letter draft, names and proverbs with military mechanisms
- Water clocks and a meditation on measuring time
- A great wheel, amphitheatre steps, and a fable of the sword
- Verses on contentment with what nature wills
- How water rises and flows under pressure: cisterns and canals
- Catapult, needle-grinder sketches and a Latin siege epigram
- Helical screw on a shaft, seen through the leaf
- Draft letter to don Giovanni Corno, with an eye and disk study
- Falling Water, a Balance Machine, Saws, and Prophecies
- Machines, Crossbows, and a Maxim on Happiness and Wisdom
- Sketches of a geared wheel, a drum-and-cord device and small mechanisms
- A continuous balance, a clock and a band-drive lever
- Fables of the Moth, the Walnut, and the Trees; a Jest
- The lifting-stone and the fable of the mouse, weasel and cat
- Fables: the Willow and the Gourd; the Wine of Mahomet
- Fables: the Cedar, the Snow, and the Deceiving Spider
- Interlaced Knot Designs and a Line on Hope
- On Time the Consumer, with Painters' Colour Notes
- Recipes for perfumes, whites, and reviving oil colours
- Narrative of a battle at the bridge, with pulley studies
- Continuation of the battle narrative: the fight at the bridge
- Fables of the trees, with aphorisms on time and the soul
- Jests, Maxims, and Workshop Recipes (dated 23 April 1490)
- Palace with a loggia, and a verse on the rule of health
- Innate heat besieged by cold, with two riddles
- Weight of suspended bodies; definitions of point, line, surface
- The Giant: a letter to Benedetto describing a monstrous being
- On the Destructive Power of Rivers in Flood
- The Weight and Pressure of Water in Vessels
- The fable of the fire that grew proud
- Experience, Mistress of Masters: Proem and Fable of the Owl
- Comparison of Patience to Clothing Against Cold
- Two jests and the fable of the flea and the dog
- Prefaces on experience, the muscles, and the eye
- Balances and weights, with prophecies and a note on flight
- Motion, fire and flame, and the riddle of the infinite
- Breaking Cords, Pulleys and a Balance; a Map and the Prophecies
- Letter to the Diodario: The Figure of Mount Taurus
- A facetia: two friars, a merchant, and a river crossing
- 'Experience never errs': friction at a weighing pivot
- A doubt on Noah's Flood, and a description of the Deluge
- More squaring of lunes, with a sluice-gate and a maxim
- Latin epigram on Leonardo's portrait of Lucretia
- Squaring the circle: sectors, lunes and inscribed squares
- Two fables: the vain razor and the restless stone
- The Catastrophe Letter, with Notes on Bormio and Valsassina
- Sheet of mechanisms with an inverted line on Rome
- Triangles, circles and the rule of three for irrational lines
- Curve equal to straight, with maxims on knowledge
- Squaring lunes; and a maxim on natural wit
- Two fables, with geometry, motion and lightning notes
- Anchored boat and boat-driving mechanisms
- De ludo geometrico: squaring lunes and curved figures
- The growth of the earth, and prose on the sea monster
- Continuation of the prose on the great sea monster
- Truss Arches and Domed Churches; Pen Trials and Sums
- Vision, radiant powers and the pinhole image of an eclipse
- Superimposed Surfaces, Tender Jottings and Moral Prose
- Volume of a pyramid and the doubling of the cube
- A man who broke with a friend who slandered his friends
- Letter to Benedetto Dei: The Giant of the Libyan Desert
- Thrushes flying against the wind, with a wing study and a jest
- Grinding-Wheel Machines and a Line of Verse
- Diving and Floating Craft, Screws, and Scattered Notes
- Mechanical Studies, a Word List, and Three Proverbs
- Magic Squares, Riddles and Parlour-Trick Experiments
- Circles and squares, weights in balance, and the deluge of birds
- Casting moulds, a barrel vault and siege notes
- The terror of river floods, tides, and water in motion
- The statics of water: vessels, counterweights and spinning machines
- Prophecies: riddles of dreams, beasts and cruelty
- Prophecies continued: distant speech, friars, cruelty
- A Prophecy, and Studies of Levers and a Screw Device
- Light-ray and shadow angle diagrams, with a maxim of Anaxagoras
- Spinning machine: flyer wheel, spindle and leather drive
- Household inventory, the power of two bows, and a note on Nothingness
Codex Arundel15 pages
- Prophecies, fables and an inventory, with motion studies
- The ceaseless turnings of water and the sponge analogy
- Sand ripples, weights on inclined lines, and birds in flight
- Nature, the flood-borne shells, and the great cavern
- The end of the world, and a fossil fish in the mountain
- On Solids, Motion, and the Nature of Time
- A water pump, a locked handle, and three maxims
- Prophecies of Grain, Grafted Trees and Incense
- Mechanical studies and a stage set for Pluto's realm
- Perspective, the Visual Pyramid, and the Praise of Archimedes
- The Great Cavern, and the Two Lines of Fossil Shells
- Water, Vital Humour of the Earth, in Endless Circulation
- Prophecies: Grain, Grafts and Threatening Censers
- Wear of a pivot; a stage-mountain that opens
- Allegorical costume design for a horse and rider
Codex Forster I1 pages
Codex Forster II8 pages
- Geometry, a Prophecy 'Of Kid-Goats', and Stray Notes
- Perspective: equal objects diminish with distance
- A dying man's jest about 'Madonna Bona'
- A sluggard's jest about the rising sun
- Three prophecies: mown grass, changing flesh, the vair
- A moral maxim beside a set of concentric circles
- Profile Head, Names, and a Prophecy of the Goats
- Prophecy of the shoemakers amid columns of figures
Codex Forster III19 pages
- Fable of the proud water
- Oil recipe and an aphorism on liberty and love
- Joined horizontal rods with numbers; a maxim on experience
- The folly of endless toil
- Hammer and nail; a note on cruel and kindly Nature
- Two Aphorisms: The Candle-Flame and the Drunkard's Wine
- Allegory of Ink and Paper, with a Note on Air Resistance
- Fable of the fire and the water in the cooking pot
- Fable of the artisan and the lord
- The soul provides for the body; the fish and its slime
- Cloth-shearing machine, with a maxim on necessity
- Profile of a column base, with three fables
- Device for weighing a fall of water
- Fable of the plant, the dry stake and the brambles
- Crossing Bodies Appear Multiplied; Birds' Wings
- Two aphorisms: gravity and the pupil who surpasses his master
- Friction of stacked weights, with an old woman's bust
- Invective against men who only fill privies
- Balancing unequal counterweights; a moral aphorism
Codex Madrid I2 pages
Codex Madrid II8 pages
- A Winter Proverb and Sums for the Ditch
- A jest of the archpriest of Santa Maria del Monte at Varese
- Washed hill sketch: San Miniato and Montici, with a maxim
- Why Two Eyes See Light More Strongly Than One
- Quadrature proofs and the light of the moon
- Solids on Square and Triangular Bases; a Retort on Birth
- A jest: the thief who turned the tables on the mercer
- A Jest: The Poor Man Who Claimed Kinship from Adam
Codex Urbinas (Treatise on Painting)1 pages
Codex on the Flight of Birds2 pages
Paris Manuscript B1 pages
Paris Manuscript C1 pages
Paris Manuscript F4 pages
Paris Manuscript G4 pages
Paris Manuscript H74 pages
- Love of Virtue and the Caladrius Bird
- Envy, Joy and Sadness: Kite, Cock and Raven
- Peace and Wrath: the Beaver and the Bear
- Gratitude and Avarice: the Hoopoe and the Toad
- Ingratitude and Cruelty: the Dove and the Basilisk
- Liberality and Correction: the Eagle and the Wolf
- Bestiary: Flattery, Prudence and Folly
- Bestiary: Justice and Truth
- Bestiary: Fidelity and Falsehood
- Bestiary: Lying, Fortitude and Fear
- Bestiary: Magnanimity and Vainglory
- Bestiary: Constancy, Inconstancy and Temperance
- Bestiary: Intemperance (unicorn) and Humility (lamb)
- Bestiary: Pride, Abstinence, and Gluttony
- Bestiary: Chastity, Lust, and Moderation
- Bestiary: the Eagle and the Lumerpa
- Bestiary: Pelican, Salamander, and Chameleon
- Bestiary: Alep-fish, Ostrich, Swan, and Stork
- Bestiary: Cicada, Bat, Partridge and Swallow
- Bestiary: Oyster, Basilisk and Asp
- Bestiary: Dragon, Viper and Scorpion
- Four maxims in red chalk
- Bestiary: the Crocodile (Hypocrisy) and the Toad
- Bestiary: the Caterpillar, the Spider, and a motto on Toil
- Bestiary: the Lion, emblem of virtue and of the wary captain
- Bestiary: the Tarantula and the Owls, with a recipe of measures
- Bestiary: the Elephant, model of virtue and religion
- Bestiary: the Elephant continued, its mercy and social order
- The Elephant: Its Mercy, Its Fears, and Its Habits
- The Elephant and the Dragon; The March of the Dragons
- The Serpent of Regulus, and the Boa
- The Boa's Swallowed Child, and the Elk (Macli)
- The Bonasus, the Great Cats, and the Lioness
- The Lion's Fears and the African Panther
- Bestiary: a beast's fatal beauty, and the camel
- Bestiary: the tigress deceived by mirrors
- Bestiary: the catoblepas and the basilisk
- Bestiary: basilisk, weasel, and cerastes
- Bestiary: amphisbaena, jaculus, and the asp
- Bestiary: the ichneumon and the crocodile
- Bestiary: the crocodile, trochilus, ichneumon and dolphin
- Bestiary: the hippopotamus, ibis and stag
- Bestiary: lizard, swallow, weasel, boar, serpent, panther
- Chameleon and crow, with a stone in swirling water
- Water rings from thrown stones; the 'More' emblem
- Perspective through a viewing hole, with four moral maxims
- A watering can, with maxims on memory and rebound
- Allegory of Foul Repute, with a River-Bed Profile
- Arm and pulley force studies, with a fable of the lily
- Moral emblems of the ermine, the cock and the parrot
- The oyster, the rat and the cat; gauging raised water
- Why plants feel no pain when they are broken
- Envy wounds virtue; ornamental knot and foliate studies
- Fame rises, infamy falls; and which water strikes harder
- The Blow of Water and the Sorting of Stones
- 'Death Before Loss of Freedom': the Goldfinch Emblem
- 'On the Soul': the reach of motion, sound, and mind
- Allegory of Il Moro; two water-wheels compared
- A branching canal; 'we make our life by others' death'
- Emblems: the ermine, Fortune, and the ostrich
- Emblems: shuttle, skimmer, diamond, and hoe
- Emblems: object in a vice and a rusted sword
- Emblems: stalks, a horse's hoof, and a split branch
- Emblems: pincers, a wind-vane, and a shattered target
- Emblems of metalworking: furnace, touchstone, casting
- Moral emblems and a pendulum hammer
- Fable of the peasant and the vine; gears for alternating motion
- Emblem of a Censer: 'Terrible and Sweet'
- Maxims and the Emblem of the Vigilant Cranes
- Maxims on Justice and the King of the Bees
- Six Moral Maxims in Red Chalk
- River-bed studies, jotted aphorisms and numbers
- Gear device turning continuous motion into alternating
- The verb 'to be' conjugated; an invective in red chalk
Paris Manuscript I15 pages
- Notes: a Gun-Barrel Test, a Maxim, and a Lasso Puzzle
- Fulling-Mill Shaft and a Prophecy of Lies
- Cloth account, perspective notes, a bee simile and a costume recipe
- Riddle on sleep; plan and elevation of a building
- Prophecies: The Lion Species and Beasts of Darkness
- Prophecies: Blood, Plague, Floods and Storms
- Prophecies: the babel of tongues and the words of the dead
- Prophecies: quills that raise men, dice, and the lantern
- Prophecies: threshing, playing-balls, loom-comb, bagpipe
- Prophecies: beaten walnuts, crucifixes, parchment, the Host
- Prophecies in red chalk: tallow, beasts among the stars, ovens
- Prophecies: sold crucifixes, physicians, friars, and lime
- Prophecies: Suckling Babies and Sea-Cast Shellfish
- Allegory of Il Moro with geometry and a prophecy of jackdaws
- A monstrous giant, and prophecies