"Download File" link has half of this leaderhead modpack, so here is the second half of the modpack: 
http://www.civfanatics.net/downloads/civ3/civs/lithuania02.zip
Civilization: Lithuania
Bonuses: Industrious and Agricultural (Commercial)
Title and leader: King Mindaugas
Best/shunned government: Monarchy and Communism
Agression: 02 (low)
Cultural group: European
Noun: Lithuanians
Adjective: Lithuanian
Colors: Dark Red (Catharge) and Dark Blue (Babylonians)
UU: Vytis
Civilopedia entry: RACE_LITHUANIA
Cities:
Voruta
Vilnius
Klaipeda
Kaunas
Marijamopole
Taurage
Utena
Panevezys
Siauliai
Butinge
Memel
Naujoji Akmene
Alytus
Anykšciai
Birštonas
Biržai
Druskininkai
Elektrenai
Ignalina
Jonava
Joniškis
Jurbarkas
Kaišiadorys
Kalvarija
Kazlu Ruda
Kedainiai
Kelme
Gargždai
Kretinga
Kupiškis
Lazdijai
Mažeikiai
Moletai
Pagegiai
Pakruojis
Pasvalys
Plunge
Radviliškis
Raseiniai
Rietavas
Rokiškis
Skuodas
Šakiai
Šalcininkai
Šilale
Šilute
Širvintos
Švencionys
Telšiai
Trakai
Ukmerge
Varena
Vilkaviškis
Military leaders:
Gediminas
Algirdas
Jogaila
Vytautas
Scientific Leaders:
Jogaila
Vytautas Landsbergis
Antanas Smetona
Storosta Vydunas
Mindaugas II
Civilopedia:
Vytis, the UU:
This unit was done by Bebro
Replaces Knight, has one extra offensive point, one extra moviment per turn and cost 10 shields more.
http://www.civfanatics.net/downloads/civ3/civs/lithuania02.zip
Civilization: Lithuania
Bonuses: Industrious and Agricultural (Commercial)
Title and leader: King Mindaugas
Best/shunned government: Monarchy and Communism
Agression: 02 (low)
Cultural group: European
Noun: Lithuanians
Adjective: Lithuanian
Colors: Dark Red (Catharge) and Dark Blue (Babylonians)
UU: Vytis
Civilopedia entry: RACE_LITHUANIA
Cities:
Voruta
Vilnius
Klaipeda
Kaunas
Marijamopole
Taurage
Utena
Panevezys
Siauliai
Butinge
Memel
Naujoji Akmene
Alytus
Anykšciai
Birštonas
Biržai
Druskininkai
Elektrenai
Ignalina
Jonava
Joniškis
Jurbarkas
Kaišiadorys
Kalvarija
Kazlu Ruda
Kedainiai
Kelme
Gargždai
Kretinga
Kupiškis
Lazdijai
Mažeikiai
Moletai
Pagegiai
Pakruojis
Pasvalys
Plunge
Radviliškis
Raseiniai
Rietavas
Rokiškis
Skuodas
Šakiai
Šalcininkai
Šilale
Šilute
Širvintos
Švencionys
Telšiai
Trakai
Ukmerge
Varena
Vilkaviškis
Military leaders:
Gediminas
Algirdas
Jogaila
Vytautas
Scientific Leaders:
Jogaila
Vytautas Landsbergis
Antanas Smetona
Storosta Vydunas
Mindaugas II
Civilopedia:
Vytis, the UU:
This unit was done by Bebro
Replaces Knight, has one extra offensive point, one extra moviment per turn and cost 10 shields more.