Giáo khoa vô tuýên địên
Subtitle: v. 2
Series: Sach khang chien -- r.2, item 7
Publisher: [s.n.]
Published: 195u
Place of publication: Vietnam
Language: vie
Subjects: Telegraph; Handbooks, manuals
Notes: CRL does not have rights to sell positive prints.

Title on microfilm container: Sach khang chien.