Table of Contents

• Henry Oldenburg

Epistle Dedicatory

The Preface

• Signor Cassini

A Discovery of Two New Planets about Saturn, Made in the Royal Parisian Observatory by Signor Cassini, Fellow of Both the Royal Societys, of England and France; English't Out of French

• David von der Becke

An Extract of a Letter, Written by David Von Der Becke, a German Philosopher and Physitian at Minden, to Doctor Langelott, Chief Physitian to His Highness the Duke of Holstein Now Regent, Concerning the Principles and Causes of the Volatilifation of Salt of Tartar and Other Fixed Salts: Printed at Hamburg, 1672

• Nehemiah Grew

Some Observations Touching the Nature of Snow, Presented to the R. Society by Dr. Nehemiah Grew

• Dr. Wallis

A Confirmation, Given by Dr. Wallis, of what Was Deliver'd in Numb. 90. about the Strange Freezing in Somersetshire

An Accompt of Two Books

Errata

An Accurate Description of the Cacao-Tree, and the Way of It's Curing and Husbandry, & C; Given by an Intelligent Person Now Residing in Jamaica

Directions for Inquiries Concerning Stones and Other Materiale for the Use of Building; together with a Suggestion for Retriving the Art of Hardning and Tempering Steel for Cutting Porphyre and Other Hard Marbles

An Account of the Advantage of Virginia for Building Ships; Communicated by an Observing Gentleman

• John Templer

A Way of Making Vines Grow to Advantage, all Over the Roof of a House; Communicated by Mr. John Templer

• John Templer

An Observation, Made by the Same Mr. Templer upon the Motion of the Hearts of Two Urchius, after Their Being Cut Out

An Accompt of Two Books

Nobilissimi Cujusdam Angli Demonstratio Synchronismi Vibrationum Peractarum in Cycloide; Nunc Juris Publici Facta ex Occasione Quam Suppeditavit Rev. P. Pardies, De eodem Argumento Demonstrationem Exhibens Ad Calcem Libelli Nuper ab Ipso Gallice Editi de Statica, Inferius a Nobis Commemorandi

• Mr. Flamstead

An Extract of Mr. Flamsteads Letter of April. 19. 1673. Containing Some More Accurate Observations of His Own, about Jupiter's Transets Near Some Fixed Stars; Useful for Determining the Inclination of That Planet to the Ecliptique

• M. Leewenhoeck and
• Regnerus de Graaf

A Specimen of Some Observations Made by a Microscope, Contrived by M. Leewenhoeck in Holland, Lately Communicated by Dr. Regnerus de Graaf

• M. Denys

Extract of a Letter, Written to the Publisher by M. Denys from Paris, May 1. 1673; Giving Notice of an Admirable Liquor, Instantly Stopping the Blood of Arteries Prickt or Cut, without Any Suppuration, or without Leaving Any Scar or Cicatrice

A Description of the Uses of a Certain Powder for Yielding Very Smooth and Close Mettal, and of Easter Carriage, &c

• Dr. Swammerdam

Extracts of Two Letters of Dr. Swammerdam, Concerning Some Animals, That Having Lungs are Yet Found to be without the Arterious Vein; together with Some Other Curious Particulars

An Accompt of Some Books

Errata

• Monsieur Denis

Experimens of a Present and Safe way of Staunching by a Liquor the Blood of Arteries as Well as Veins; Made Both in London and Paris

• Slusiii

Illustrissimi Slusiii Modus, Quo Demonstrat Methodum Suam Ducendi Tangentes ad Quaslibet Curvas Absq Calculo, Antehac Traditam in Horum Actorum No. 90

• Dr. Wallis

A Note of Dr. Wallis Sent in a Letter of Febr. 17. 167$_{2}^{1}$, upon Mr. Listers Observation Concerning the Veins in Plans, Pubish't in Numb. 90. of these Tracts

• Mr Lister

A Letter of Mr Lister Dated May 21. 1673. in York, Partly Taking Notice of the Foregoing Intimations, Partly Communicating Some Anatomical Observations and Experiments Concerning the Unalterable Character of the Whiteness of the Chyle within the Lacteous Veins; together with Divers Particulars Observed in the Guis, Especially Several Fonts of Worms Found in Them

• Henry Bond

The Undertakings of Mr. Henry Bond Senior, a Famous Teacher of the Art of Navigation in London, Concerning the Variation of the Variation of the Magnetical Compass and the Inclination of the Inclinatory Needle; as the Result and Conclusion of 38. Years Magnetical Study

• John Templer

An Extract of a Letter Written by Mr. John Templer June 16. 1673. Containing Some Observations upon a Pleasant Way of Catching Carps

• Mr. Lewis

An Easy Way of Raising Fruit-Trees to what Numbers Any Desires; Communicated to the Publisher, by Mr. Lewis of Totnam High-Cross

An Accompt of Some Books

Errata

An Account of the Experiments Promifed at the End of the Next Precedent Transactions, Concerning the Wonderful Effects of the Blood-Staunching Liquor upon a Man and a Woman in St. Thomas's Hospital in South-Wark London

• Ioanne de Sancto-Claro Scoto-Lothiano

Parallelogrammum Prosopographicum Sive Modus Novus Delineandi per Radios Parallelos ad Aequalitatem Orthogrophicam, Gestus, Situs, Habitusque Quoscunque Humani Corporis, Servata Symmetria,& Proportione Partium. Autore Ioanne de Sancto-Claro Scoto-Lothiano

An Extract of a Letter Lately Written by an Ingenious Person from Paris, Containing Some Considerations upon Mr. Newtons Doctrine of Colors, as Also upon the Effects of the Different Refractions of the Rays in Telescopical Glasses

• Mr. Newton

Mr. Newtons Answer to the Foregoing Letter Further Explaining His Theory of Light and Colors, and Particularly That of Whiteness; together with His Continued Hopes of Perfecting Telescopes by Reflections Rather than Refractions

• Christ Kirkby

A Relation from Dantzick, of an Uncommon Case in Physick; and another from the Same Place, about an Odd Effect of Thunder and Lightning upon Wheat and Rye in the Granaries of that City

• Johannes Flamstedius

Johannis Flamstedii Derbiensis Angli, A D Clarissimum Cassinum Epistola, Novas Observationes Extimarum Elongationum Siderum Medicaeorum a Centro Jovis, Nova sed & Accurata Ratione Habitas, Exhibens; Adjectis Quibusdam Observationibus Non-Vulgaribus, Planetarum Diametros & a Fixis Distantias, Nec non Martis Acronici & Perigei Parallaxin &c Spectantibus

• William Thomson

A Description of a Bee<latex>$\cdot $</latex>House, Useful for Preventing the Swarming of Bees, Used in Scotland with Good Success; Whereof One, Sent by a Worthy Gentleman, Sir William Thomson,May be Seen in Gresham Colledg

An Account of a Book

Errata

• Isaac Newton

Extracts of Two Letters, the One of Mr. Newton, Concerning the Number of Colors, and the Necessity of Mixing Them All for the Production of White, &c; the Other, of a Philosopher at Paris, by Way of Answer to the Former

• Robert Boyle

A Letter of the Honorable Robert Boyle Concerning the Vegetable Nature of Amber Greece, according to an Extract Taken Out of a Dutch East Indian Journal

A Letter to the Publisher Written by One of the Principal Chirurgions of His Majesties Fleet, Concerning the Further Success of the Blood-Stanching Liquor, Formerly Taken Notice of

• Mr. Leewenhoecks

The Figures of Some of Mr. Leewenhoecks Microscopical Observations, Formerly Publish't (in Numb.94. p. 6037.6038.) together with Their Explication

• Slusio and
• Hugenio

Excerpta ex Epistolis Non-Nullis, Ultro Citroque ab Illustrissimis Viris, Slusio & Hugenio, ad Editorem Scriptis, de Famigerato Alhazeni Problemate Circa Punctum Reflexionis in Speculis Cavis aut Convexis; & Primo Quidem ex Prima Hugenii, 26 Funii 1669. Scripta

An Account of Four Books

Errata

• Robert Moray Knight

An Account of the Current of the Tydes about the Orcades, Given in by a Gentleman of Scotland Who Had Pass'd Himself That Way, and from Him Communicated to the Publisher by the Truly Honourable Sir Robert Moray Knight, Deceased, Lately One of the Vice. Presidents of the R. Society, of Which he Had Been President Formerly

• Slusianis Hugenianis

Continuatio Excerptorum ex Epistolis Slusianis & Hugenianis, Super Alhazeni Problemate Optico, in Aitis is Philosophicis Proxime Pragressis Commemorato

• Johannis Wallisii

Epistola Doct. Johannis Wallisii, Primam Inventionem & Demonstrationem Aequalitatis Lineae Curvae Paraboloidis cum Recta, Anno 1657. Factam, Dn. Guilielmo Neile p. m. Afferens; Proximeque Dn. Christophoro Wren Equiti, Inventionem Lineae Rectae Aequalis Cycloidi Ejufque Partibus, Anno 1658

• Vis-Count Brouncker and
• Christopher Wren

Two Other Letters, Consonant to the Former; One of the Lord Vis-Count Brouncker; the Other, of the Said Sir Ch. Wren

An Accompt of a Book

Errata

• Christ Kirkby and
• Casparus Wendland

An Extract of a Letter Written by Mr. Christ. Kirkby the 4th of Nov. 1673 from Dantzick, Giving an Account of an Humane Body Open'd, and of 38 Stones Found in the Bladder Thereof, & c.

• Monsieur Denys

An Extract of a Letter, Written by Monsieur Denys Novemb. 17. Last from Paris Concerning an Odd Faetus Lately Born there; English't Out of French

• Paulo Boccone

An Account of Some of the Natural Things, with Which the Intelligent and Inquisitive Signor Paulo Boccone, of Sicily, Hath Lately Presented the Royal Society, and Enriched Their Repository

• J. Flamstead

Lunae ad Fixas Appulsus, Derbiae Anno 1674. Observabiles, ab Ephemeride Doctislimi D. Heckeri Deducti, & Brevibus Notis Descriptia J. Flamstead

An Account of Some Books

Errata

• Mr. Jessop

An Account of Two Uncommon Mineral Substances, Found in Some Coal and Iron-Mines of England; as It Was Given by the Intelligent and Learned Mr. Jessop of Bromhal in York-Shire to the Ingenious Mr. Lister, and by Him Communicated to the Publisher in a Letter of January 7. 1673/74

• Mr. Lister

A Description of Certain Stones Figured Like Plants, and by Some Observing Men Esteemed to be Plants Petrified: Communicated to the Publisher By the Same Mr. Lister, from York Novemb. 4th. 1673

A Farther Description and Representation of the Icy Mountain, Called the Gletscher, in the Canton of Berne in Helvetia; Which Was Formerly Taken Notice of in Numb. 49. of these Tracts

• John Bulteel

A Letter Written to the Publisher Concerning a New Way, by an English Manufacture to Preserve the Hulls of Ships from the Worm, &c; Better for Sailing and More Cheap and Durable than Any Sheathing or Graving Hitherto Used

An Account of two Books

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