1963. Belgium. International Postal Congress, Paris 1963.

~0³¹ €

8d 0h 2m

despot55 (387)

Bulgaria 2 leva 1963, 1964 and 5 leva 1963 - LOT 3 coins

~359³⁴ €

2d 0h 52m

parunag69 (976)

Maintenance and repair of mining machines - Nikola Murhov 1985

~17⁹⁷ €

5d 9h 27m

avd_BG (1135)

Book "Electric furnaces - Georgi St. Kovachev" - 178 pp.

~10²⁷ €

4d 2h 42m

ruse05 (1526)

1963. Belgium. International Postal Congress, Paris 1963.

~0²⁶ €

1d 11h 2m

despot55 (387)

Electrotherm and Electric Welding - Georgi Kovachev 1965

~4⁶² €

2d 16h 12m

avd_BG (1135)

Fundamentals of mineral processing - K. Kovachev

~7⁷⁰ €

4d 1h 30m

avd_BG (1135)

1963. Belgium. International Postal Congress, Paris 1963.

~0²⁶ €

8d 9h 42m

despot55 (387)

OLD BULGARIAN KNIFE-ST. KOVACHEV, GABROVO, KOVACHEV

~20⁵³ €

1d 12h 42m

etno (1154)

Metallurgical furnaces: Nikola A. Lingurski, Petar B. Nachev

~12⁵⁸ €

2d 7h 17m

dinchati13 (840)

Acoustic characteristics of Sofia - Nikola Zarkov 1988

~11⁸¹ €

4d 1h 52m

avd_BG (1135)

Development and testing of automobile ... Nikola Popov 1979

~11⁸¹ €

2d 16h 12m

avd_BG (1135)

1963. Belgium. International Postal Congress, Paris 1963.

~0³¹ €

2d 23h 27m

despot55 (387)

Bulgaria 1963 September Uprising 1923 - 1963

~0⁵¹ €

5d 9h 28m

trini (99)

1963. Czechoslovakia. Sports events since 1963.

~1⁸⁰ €

11h 21m 49s

despot55 (387)

Mars - the mysterious planet Klimet Kovachev, Bogomil Kovachev

~5¹³ €

5d 5h 52m

dimex_666 (169)

Electrotherm and Electric Welding - Georgi Kovachev 1965

~5¹³ €

5d 1h 2m

avd_BG (1135)

OLD BULGARIAN KNIFE-ST. KOVACHEV, GABROVO, KOVACHEV

~30⁸⁰ €

1d 12h 42m

etno (1154)