Field book of birds of the Panama Canal Zone : with notes on their habits, callnotes and songs for the purpose of identifying them. Many ... are also common elsewhere in Central and South America, &c

"Field book of birds of the Panama Canal Zone : with notes on their habits, callnotes and songs for the purpose of identifying them. Many ... are also common elsewhere in Central and South America, &c"@en
"Field book of birds of the Panama Canal zone"@en
"Field book of birds of the Panama Canal Zone : a description of all the species of the birds of the Panama Canal Zone, with notes on their habits, call notes and songs, for the purpose of identifying them. Many of these birds are also common elsewhere in Central and in South America"@en
"Field book of birds of the Panama canal zone : a description of the habits, call notes and songs of the birds of the Panama canal zone, for the purpose of identifying them"
"Field book of birds of the Panama Canal Zone : a description of all the species of the bird, with notes on their habits, songs, for the purpose of identifying them"