
SIR HUMPHREY DAVY’S OBSERVATION ON GEO-THERMAL AND EARTH CORE STUDIES
DAVY, SIR HUMPHRY. (1778-1829) 1st Bart, English chemist and inventor best known for his discoveries of several alkali and alkaline earth metals. Lengthy Autograph Letter Signed “H. Davy”, with good scientific content. Four very full pages, quarto. Hotel de la Paix, Paris, May 20, 1820.

RUTHERFORD B. HAYES — AS PRESIDENT, MAKES INTRODUCTIONS FOR AN AMERICAN TRAVELING ABROAD IN EUROPE
HAYES, RUTHERFORD B. (1822-93). Nineteenth President of the United States (1877-81). Scarce Autograph Letter Signed, “R.B. Hayes,” as President, on imprinted Executive Mansion letterhead. One full page, octavo. Washington, D.C. March 30, 1880.

THE ARCHITECT OF CENTRAL PARK, FREDERICK LAW OLMSTEAD — ACKNOWLEDGES AN ASSOCIATE’S “CULTIVATION OF AN APPRECIATIVE PUBLIC OPINION IN RESPECT…. OF [THE] PUBLIC WORKS IN WHICH I HAVE BEEN ENGAGED.”
OLMSTED, FREDERICK LAW. (1822-1903) Father of American landscape architecture; Famous for designing Central Park, Prospect Park and other significant urban parks. Very scarce Autograph Letter Signed “Frederick Law Olmsted”. 2½ pages on two separate bifolio sheets, octavo. Brookline, Mass., October 18, 1887.

“IT’S IDEAS ARE PROFOUND; IT’S STYLE IS BAD. IT IS WORTH READING FOR ITS SUBSTANCE, NOTWITHSTANDING ITS FORM.”
MANN, HORACE. (1796-1859) American educator. Autograph letter signed “Horace Mann” on illustrated Antioch College letterhead. One page, octavo. Yellow Springs, [Ohio] Oct. 3rd, 1854.

JAMES MADISON ALS WITH INTEGRAL FREE-FRANKED ADDRESS LEAF
MADISON, JAMES. (1751-1836). American Statesman; diplomat; “Father of the Constitution”; had a pivotal roll in the United States Bill of Rights; co-wrote the Federalist Papers; and was the Fourth President of the United States (1809-1817). Autograph Letter Signed, “James Madison”, also with Madison’s free-franking signature on the integral address leaf. One page, quarto. Montpelier, December 27, 1826.

HANDSOME WOODROW WILSON SIGNED PHOTOGRAPH — 1922
WILSON, (THOMAS) WOODROW. (1856-1924). Twenty-eighth President of the United States (1913-21). A wonderful Photograph Boldly Signed, “Sincerely Yours, / Woodrow Wilson /1922”, on the lower photographer’s mount, under his image.