Astronomical Instruments

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LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript

LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript

LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript

LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript

LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript

LJS 487 -  [Treatises on astronomical instruments]This is an anonymous treatise on constructing and

Link #ljs 487 #treatise #astronomical instruments #astronomy #university of pensylvania #kislak center #van pelt library #french manuscript #16th century #16th century manuscript