Observations on modern gardening. 1770 et seq. See lately, 
Thomas. 
Observations sur la culture des arbres fruitiers. Paris, Jac¬ 
ques Colombat, 1718. (Seguier, p.408} Lolong, 1:199) 
Observations sur le livre du Cur4 d'H^nonville. 1677* See Ari- 
stote, "jardinier de Puteaux". Instruction, ou L'art de 
cultiver toutes sortes de fleurs* 1677* 
Obstgartenbuchlein. 15^4 Q't seq. See August (or Augustus), 
elector of Saxony. K'unstlich obst-garten buchlein. 
See also Junghans, Barthold (Junghausen, Berthold). Neu 
klinstlich obstgarten-buchlein. 1619* 
Oeconomla, Oder Haussbuch, 1593 seq. See Coler, Johann. 
Oeconomia ruralis et domestica. 1645 seq. See Coler, Jo¬ 
hann. 
Oeconomla su'^urbana, 1679-83. See Fischer, Christoph. Decas 
georgioa. principaliura operarum oeconomiae suburbanae con- 
scripta. 
Oeconomie g^n^ralo de la campagne. I 700 et seq. See Liger, 
Louis, 
Oekonomisch-botanischos gartenjournal, l.-6.bd, Eisenach, Wit- 
tekindt, 1795-l8o6. 12 pts, in 6 v, (Arn. Arb.; Brit. 
Mus.j Bib, Nat, Paris) 
Edited by Friedrich Gottlieb Dietrich, 
1st pt. reviewed in Neuenhahn's Annalen der 
gartnerey, l2(et.2) ;J^147“148 (1795) 
Oekonomisch-practischer unterricht uber den vortheilhaftesten an- 
bau und die beste benutzung der kartoffeln. 2. ganz umge- 
arb, und berb, aufl. von K. F. B. Leipzig, Voss und cora- 
pagnie, 1797. 310 p. (Becker, Taschenbuch, 1798, p. 363 ) 
cannot locate it in Kayser or in Glintz, Handb. 
Landw. Litt. The initials "K. F. B." might mean 
Karl Friedrich von Benekendorf, but no such work 
is mentioned in connection with him, (MFW) 
