Codex Atlanticus109 pages
- Weighing a fall of water, with mechanisms
- Milan Cathedral account: a merchant's debits and credits
- Merchant's Ledger: Balanced Debit and Credit Accounts
- Milan Cathedral account entries, threaded cylinder and a nude
- Geometry, a mirror problem, accounts, and an upright bombard
- The Law of the Balance: Beam, Arms and Counterweight
- Hoisting apparatus and a Milanese account entry
- Columns of household accounts in lire, soldi and denari
- Mechanical devices, a perspective study and a small reckoning
- Balances, weights and motion, with sums and expense notes
- Church studies, cannon sketches, and a debt memorandum
- Geometric star figures and a short column of figures
- Wage Accounts for Benedetto and Ioditti; a Stone-Saw
- Household accounts and the death of ser Piero da Vinci, 1504
- Flight of Birds, River Eddies, and a Note of Ducats Received
- A water-filled glass lamp, a house plan and a materials list
- Twenty-two quadrature figures, with memoranda and sums
- Squaring lunes and curvilinear triangles; calculations
- Memoranda: Cornelians, a Physician, an Ambassador
- Where the science of weights is deceived by practice
- Quadrature studies: lunes and proportional circles
- Squaring curved figures: lunes and circles inscribed in squares
- Merchant's ledger: debit and credit accounts (1444)
- Water machines: float-valve cistern, bellows and mercury tube
- Circles worth half the greatest circle; a money reckoning
- Ledger Entries: Debit and Credit Columns (£1280)
- Geometric Construction with Calculations and Memoranda
- Memoranda list and studies of rays entering the eye
- The triangle as the most perfect figure; number tables
- Household expense account, with faint geometry and a horse's head
- Ledger debits for Iohanni Rottoro and Bassiano Bochono
- Mercantile ledger: debit and credit accounts
- Pulley systems and a household expense account
- Solar rays through apertures, with sums and accounts
- Notes on a Proportional Compass, with a Tool List
- Load shared among the cords suspending a horizontal rod
- Debt memo, Arno place-names and arithmetic jottings
- Cost estimate for the Trivulzio equestrian monument
- Rectangles of equal area, Euclid, and surd roots
- Levers and cords raising beams; reflex motion and balances
- Organizing diggers to excavate a mile of ditch
- The earth clothed and stripped of its provinces
- Compass rosettes and lunes, with a record of the king's salary
- Squaring Lunes and Rings; Circular Sectors
- Quadrature of lunes; circles in double proportion
- Triangle proposition, square roots and household grocery accounts
- Leonardo's List of Books in His Library
- Balances and Weight-Calculations, with a Cloth Memo
- Topography of Lake Como and the Alpine Valleys
- Quadrature of the circle by sectors and octagon
- Column of sums in soldi
- Mechanics of mover, moved body and instrument, with a 1500 dated note
- Suspended-beam weights and a book memorandum
- Cannon on a carriage, with calculations and a divided circle
- Bucket-wheel for raising water, with lever ratios
- The San Marco lock-gate, with a 1489 ledger of fines
- Box for excavating a ditch bottom, with fines ledger and tables
- Memorandum of errands, purchases and books to procure
- Ledger of debits and credits in lire and soldi
- Altimetry, accounts, and studies of a leaf and flower
- Four laws of heavy bodies, with a winding-beam query
- Household accounts and money given to Salai
- The eye's pupil, night vision, and pigment recipes
- A fruiting plant, the physics of impact, and the sphere of water
- Dated ledger note (£196), January 1446
- Accounts with expenses for colours (not in Leonardo's hand)
- Mechanical linkage sketches with a jotted set of numbers
- Monetary accounts and a curve construction
- Household accounts and hidden-cash notes, April 1499
- Squares, triangles and circles inscribed and circumscribed
- Double Girth for Mules and a Wedge Mechanism
- Latin Ledger Entries: Debts and Credits
- Pulleys, weights, and a personal inventory list
- Wheels on Pivots; Crossed Optic Nerves; a Buckle Account
- Lever linkages of bone and sinew, with household accounts
- Statics of beams and cords, with machine sketches
- Accounts on a reused Milan Cathedral register sheet
- Letter to Benedetto Dei: The Giant of the Libyan Desert
- Verso of the wing leaf, with columns of figures
- Land-yield reckoning, abacus problems and bridge sketches
- Duomo di Milano account register with fraction exercises
- Fragment of a Duomo di Milano account register
- Wares to make, a paste recipe, and articulated levers
- Belt-Driven Machine with an Output Calculation and Glue Recipe
- Household Accounts, Reckonings and Notes on Bird Flight
- Gear-Train Study with Notarial Jottings
- Ledger Entries of Debts and Credits, Dated August
- Reflection: where light rebounds at equal angles
- Inventory of drawings, with machine sketches and grotesque heads
- Map of a River Valley with a List of Casentino Localities
- Draft petition on unpaid service; a weight in air and in water
- Verso fragments: blank sheets and a Duomo debtors' register
- Accounting jottings in another hand (verso of two fragments)
- Household linen inventory on a sheet of balance studies
- Fragment of a Milan Cathedral Account Register
- Cathedral Account Ledger: Credits and Debits
- Diving Apparatus, a Harbor Threat, and Machine Sketches
- River-valley map with accounts, arithmetic and pulley sketches
- List of Florentine parishes on a mostly blank sheet
- Central-plan church studies with a lettered circle
- Workshop mills and a grinding machine with part dimensions
- Note of twenty florins, with geometry and machine sketches
- A wheeled machine, with lists of cities and Florentine names
- Account for the rent of a furnished bed, 1474
- A Prophecy, and Studies of Levers and a Screw Device
- Earth-moving machine and the arithmetic of excavation
- Account Ledger: Debts and Credits in Milanese Lire
- Household inventory, the power of two bows, and a note on Nothingness
- Perpetual-motion vessels and cord-suspension studies
Codex Arundel23 pages
- The Angular Balance and Centres of Gravity
- Prophecies, fables and an inventory, with motion studies
- Water's perpetual circulation and a plan for a book on water
- Water rebound, a semicircle problem, and Salai's expenses
- How a moving body loses its power; Salai's account of 1504
- Sheet of account jottings and numbers
- Errand lists, definitions of point and line, and measuring motion
- Memorandum of names, errands and objects
- Balance of the Lever and a List of Household Expenses
- Household accounts with Salaì and Vante, and the physics of impact
- Balance arms, a painter's colour account, and relative motion
- August 1504 accounts and the movement of stones in rivers
- Pile-driving forces and the death of ser Piero da Vinci
- Percussion in driven piles and the gliding of birds
- The angular balance and the law of unequal arms
- The cone of light, the angle of incidence, and a burning mirror
- The balance: obliquity of arms and the pull toward earth's centre
- Projectile motion, a jibe at doctors, and Salai's expenses
- Loan records of 1503 and notes on impact
- Pigment prices, balances and relative motion
- Building plans, mill-wheels and numerical notes
- Household accounts, 1504, and stones moved by river currents
- Pile-driving mechanics; the death of Ser Piero da Vinci, 1504
Codex Forster II6 pages
- Parallelepiped with a diametral cut, with accounts for Arrigo
- A herb sauce recipe and a note on cloths lost by Salai
- Architectural moulding profiles with calculations
- Casting recipe and the burial expenses of Caterina
- Note on prominent veins; seed inventory and sums
- Wax crayons, a bouncing muddy ball, and a wine note
Codex Forster III3 pages
Codex Madrid II19 pages
- Arno survey, walling costs, and the note of 6 June 1505
- Levelling of the Arno and the excavation works at Piombino
- List of books left locked in the chest
- Booklist continued, with compass bearings to Tuscan towns
- Tally of the books, with measurements and worked figures
- Money reckonings beneath a rocky crag crowned with buildings
- Inventory of garments in the chest at the monastery
- Cost of Excavating the Fortress Ditch and Foundations
- Rows of Diggers and the Rising Price of the Ditch by Depth
- Dimensions of the Fortress Ditch and the Files of Diggers
- Cost accounts for the fortification
- Sailing boats, wind force, and fortress-cost notes
- Cost calculations for a round fortress tower
- Excavation costing for the fortress ditch
- The citadel tower and moat: dimensions and cost
- Excavating the ditch of Monte a Santa Maria in live rock
- Piombino Fortifications: Parapet, Covered Way, and Costs
- A windmill built entirely of cloth, with its costing
- Cost and construction of the Pistoia canal
Codex Urbinas (Treatise on Painting)4 pages
Codex on the Flight of Birds1 pages
Paris Manuscript B2 pages
Paris Manuscript C1 pages
Paris Manuscript E1 pages
Paris Manuscript G1 pages
Paris Manuscript H15 pages
- Bestiary: the Tarantula and the Owls, with a recipe of measures
- Bridge in section, elevation and plan; household accounts
- Household Accounts of 29 January 1494
- Perspective rule, arches, a pile-driver and its costs
- Reckoning the cost of digging a canal in ducats
- Memorandum of painter's materials, with a spoked wheel
- Pigment recipe and mill accounts, with a hinge
- Account of Work by Giulio and Maestro Tommaso, 1493
- Estimate for painting a room in blue and gold
- Painting estimate for a hall: cornices, scenes and colours
- Upper part of a cart, with a cost estimate in lire
- Recipe for a wax, pitch and incense compound
- Household inventory: pewter, linens and candlesticks
- Latin conjugation of 'amare' and a note on the legion
- Accounts for Salai, geometry notes, and a seated figure
Paris Manuscript I8 pages
- Cloth account, perspective notes, a bee simile and a costume recipe
- Latin glossary with a land-cost calculation
- Latin word-list, small architectural sketch and expense note (fol. 52v)
- Latin word-list with a column of names and figures (fol. 53r)
- Force of Liquids and Grains in Two Vessels
- Franciscan saints and their attributes, in a rectangular frame
- Allegory of Il Moro with geometry and a prophecy of jackdaws
- A monstrous giant, and prophecies
Paris Manuscript L6 pages
- Rebounding water jets, an Arno distance, and a list of reminders
- Memoranda: things to buy, books to fetch, errands, and a debt
- Ballistics Trials with Gunpowder; Weights of Water, Sand and Earth
- Clock-like gear train and a note on the word 'caleffato'
- Account for Salai's cloak, 4 April 1497
- Memoranda: the Archimedes of Padua, an itinerary, and sums