Henry Leffmann

40 books

Feb 12, 2019
Cover of Progressive Exercises in Practical Chemistry (Classic Reprint)

Progressive Exercises in Practical Chemistry (Classic Reprint)

Jan 1, 2019
Cover of Examination of Water for Sanitary and Technic Purposes (Classic Reprint)

Examination of Water for Sanitary and Technic Purposes (Classic Reprint)

Dec 12, 2018
Cover of The States-Rights Fetish a Plea for Real Nationalism (Classic Reprint)

The States-Rights Fetish a Plea for Real Nationalism (Classic Reprint)

Dec 2, 2018
Cover of Analysis of Milk and Milk Products (Classic Reprint)

Analysis of Milk and Milk Products (Classic Reprint)

Nov 17, 2018
Cover of Examination of Water for Sanitary and Technical Purposes (Classic Reprint)

Examination of Water for Sanitary and Technical Purposes (Classic Reprint)

Oct 17, 2018
Cover of Elements of Chemistry (Classic Reprint)

Elements of Chemistry (Classic Reprint)

Sep 21, 2018
Cover of Select Methods in Food Analysis (Classic Reprint)

Select Methods in Food Analysis (Classic Reprint)

Sep 10, 2018
Cover of A Compend of Chemistry, Inorganic and Organic Including Urinary Analysis (Classic Reprint)

A Compend of Chemistry, Inorganic and Organic Including Urinary Analysis (Classic Reprint)

May 28, 2018
Cover of Quiz Compends, No. 10. a Compend of Chemistry, Inorganic and Organic; Including Urinary Analysis

Quiz Compends, No. 10. a Compend of Chemistry, Inorganic and Organic; Including Urinary Analysis

May 3, 2018
Cover of A Compend of Organic and Medical Chemistry: Including Urinary Analysis and the Examination of Water and Food (Classic Reprint)

A Compend of Organic and Medical Chemistry: Including Urinary Analysis and the Examination of Water and Food (Classic Reprint)

Apr 30, 2018
Cover of First Step in Chemical Principles

First Step in Chemical Principles

Apr 21, 2018
Cover of Text-Book of Organic Chemistry (Classic Reprint)

Text-Book of Organic Chemistry (Classic Reprint)

Apr 21, 2018
Cover of Text-Book of Organic Chemistry (Large Text Classic Reprint)

Text-Book of Organic Chemistry (Large Text Classic Reprint)

Nov 5, 2015
Cover of Commercial Organic Analysis. a Treatise on the Properties, Proximate Analytical Examination, and Modes of Assaying the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for the Detection and de

Commercial Organic Analysis. a Treatise on the Properties, Proximate Analytical Examination, and Modes of Assaying the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for the Detection and de

Oct 28, 2015
Cover of Allen's Commercial Organic Analysis, Volume 1

Allen's Commercial Organic Analysis, Volume 1

Feb 18, 2015
Cover of Analysis of Milk and Milk Products - Scholar's Choice Edition

Analysis of Milk and Milk Products - Scholar's Choice Edition

Apr 10, 2013
Cover of A Compend of Organic and Medical Chemistry; Including Urinary Analysis and the Examination of Water and Food

A Compend of Organic and Medical Chemistry; Including Urinary Analysis and the Examination of Water and Food

Mar 14, 2013
Cover of The Coal-Tar Colors

The Coal-Tar Colors

Jan 28, 2013
Cover of Outline Autobiography of Henry Leffmann, A. M., M. D., Ph. D., D. D. S., of Philadelphia. with a Reference Index of Contributions to Science and Liter

Outline Autobiography of Henry Leffmann, A. M., M. D., Ph. D., D. D. S., of Philadelphia. with a Reference Index of Contributions to Science and Liter

Jul 9, 2012
Cover of Examination of Water for Sanitary and Technical Purposes

Examination of Water for Sanitary and Technical Purposes

Jul 1, 2012
Cover of Le Cocotier; Culture, Industrie Et Commerce Dans Les Principaux Pays de Production. Coprah, Huile, Fibre de Coco Et Derives Divers

Le Cocotier; Culture, Industrie Et Commerce Dans Les Principaux Pays de Production. Coprah, Huile, Fibre de Coco Et Derives Divers

May 19, 2012
Cover of Text-Book of Organic Chemistry

Text-Book of Organic Chemistry

May 1, 2012
Cover of Allen's Commercial Organic Analysis Volume 7; A Treatise on the Properties, Modes of Assaying, and Proximate Analytical Examination of the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for

Allen's Commercial Organic Analysis Volume 7; A Treatise on the Properties, Modes of Assaying, and Proximate Analytical Examination of the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for

May 1, 2012
Cover of Allen's Commercial Organic Analysis; A Treatise on the Properties, Modes of Assaying, and Proximate Analytical Examination of the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for the Detec

Allen's Commercial Organic Analysis; A Treatise on the Properties, Modes of Assaying, and Proximate Analytical Examination of the Various Organic Chemicals and Products Employed in the Arts, Manufactures, Medicine, Etc., with Concise Methods for the Detec