7 0 . ▁His ▁work ▁consisted ▁partly ▁in ▁teaching ▁at ▁a ▁Bible ▁school ▁at ▁Ka oh si ung ▁and ▁at ▁the ▁Luther an ▁The ological ▁Sem inary ▁in ▁Tai pe i ▁and ▁Ta ich ung . ▁He ▁also ▁became ▁the ▁first ▁principal ▁at ▁the ▁China ▁Luther an ▁Sem inary ▁in ▁H sin ch u . ▁▁ ▁He ▁was ▁the ▁writer ▁of ▁many ▁mission ary ▁books . ▁In ▁the ▁summer ▁of ▁ 1 9 9 9 , ▁a ▁mem orial ▁stone ▁was ▁un ve iled ▁for ▁the ▁mission ary ▁in ▁Å vik . ▁ ▁Selected ▁works ▁ ▁M aturing ▁in : ▁rich ▁years ▁in ▁China ▁( aut obi ography ) ▁Sh adow B ab ust e ppets ▁Valley ▁They ▁wait ( pub lished ▁in ▁ 4 ▁ed itions ) ▁The ▁white ▁river ▁The ▁red ▁lot us ▁The ▁China ▁I ▁saw ▁again ▁El isa ▁– ▁Saf at ▁son ▁Form osa ▁– ▁The ▁Free ▁China ▁G rot id ▁in ▁the ▁storm : ▁two ▁World ▁Wars ▁in ▁China ▁Sac red ▁un rest ▁Heaven ' s ▁eastern ▁port ▁Every day ▁Jacob ▁The ▁earth ▁ble eds ▁The ▁Battle ▁for ▁boundaries ▁K ast esk ov len ▁Light ▁comes ▁on ▁in ▁Taiwan ▁P ione ering ▁Ros es ▁in ▁the ▁rain : ▁Young ▁year ▁in ▁China ▁The ▁sand ▁on ▁the ▁sea ▁Silver ▁H ik ing ▁* ' ▁ ▁At ▁the ▁border ▁ ▁East come ▁ ▁Temple ▁of ▁the ▁Spirit ' ▁Year ▁in ▁the ▁sun : ▁pione ering ▁in ▁Taiwan ▁ ▁Har ald ▁St ene ▁De h lin ▁and ▁As b j ør