1) The Complete Encyclopaedia of Music, John Weeks Moore (1854), Oliver Ditson, Boston

2) C. F. Martin and His Guitars 1986-1873, Philip Gura

3) A Collection of Fine Spanish Guitars from Torres to the Present, Sheldon Urlik, Sunny Knoll Publishing, 1997

4) Strong on Music: The New York Music Scene in the Days of George Templeton, Vera Brodsky, Vol. 1: 1836-1849, Vol. 2: 1850-1856 (page 96 mentions concerts in 1840)

5) Graham`s American Monthly Magazine of Literature & Arts 1845 (some notes on Madam De Goni)

6) A Sketch of the Musical Fund Society (page 22, 1841 concert mentions Delores Nevares de Goni and Knoop)

7) Drifting About, Stephen C. Massett (autobiography), Carleton Publishers, New York, 1881 (page 27 mentions De Goni being at Atwill`s in 1840)

8) The Letters of Henry Wadsworth Longfellow 1814-43, Vol. 2 1837-43 (see page 378)

9) European Music & Musicians in New York 1840-1900, edited by John Graziano, University of Rochester Press 2006

10) Music in German Immigrant Theater New York City 1840-1940, John Koegel

11) Look for Martin advertisement in Universal Traveller, bill paid 1838-06-23

12) Martin advertisement in the Courier & New York Enquirer, bill for $2.00 paid 1838-05-04

13) The Guitar in America, Jeffrey Noonan, University Press of Mississippi (notes on De Janon)

14) New York, Past, Present & Future: Comprising a History of the City of New York, Ezekiel Porter Belden 1849 (see note on page 174 “Schmidt & Maul musical instruments has removed from 412 ½ to 385 Broadway”, page 100 has ad for William Radde book seller, 322 Broadway, page 103 has ad for Joseph Rohe, importer of French musical instruments, 44 Maiden Lane)

15) Performing Arts Annual by Library of Congress page 57

16) The Musical Instrument Makers of New York: A Directory of the 18th and 19th Centuries, Nancy Groce (there is a broadside engraving of Jollie & Co. Music store at 385 Broadway on page 85)

17) The New York City Directory for 1842 and 1843, published by John Doggett

18) Desilver’s Philadelphia directory, and strangers’ guide 1833 & 1834

19) Cleave’s Biographical Cyclopaedia Homeopathic Physicians and Surgeons, Galaxy Publishing Company, Philadelphia PA 1873

20) The Musical Instrument Makers of New York: A Directory of the 18th and 19th Centuries, Nancy Groce, page 23

21) Strong on Music: Resonances, 1836-1850, by Vera Brodsky Lawrence, George Templeton Strong (see pages 96, 107, 142, 223, 353 and 660 for comments on De Goni)

22) Best Companions: Letters of Eliza Middleton Fisher and Her Mother, Mary Hering Middleton, from Charleston, Philadelphia and Newport, 1839-1846, Edited by Eliza Middleton Fisher

23) Marci Aurelio Zani de Ferranti by Simon Wynberg and Gary Southwell

24) The Guitar & Mandolin by Philip J. Bone

25) The New Langwill Index, William Waterhouse.

26) C. F. Martin and His Guitars 1796-1873, Philip F. Gura

27) Vogtlandischer Geigenbau, Bernhard Zoebisch

28) Stauffer & Co. (2011) Erik Pierre Hofmann, Pascal Mougin, Stefan Hackl