The keypunch was the main data entry device when WLN was developed. Keypunches could only type capital letters(A-Z), numbers(0-9), and a few special characters(&amp; / -). So, the symbols used in WLN were limited so that they could be stored on punched cards.= = = Hemerophile = = =
ð ə WORD_BOUNDARY k iː p ʌ n t̠ʃ WORD_BOUNDARY w ʌ z ð ə WORD_BOUNDARY m eɪ n WORD_BOUNDARY d eɪ t ə WORD_BOUNDARY ɛ n t ɹ i WORD_BOUNDARY d ɪ v aɪ s WORD_BOUNDARY w ɛ n WORD_BOUNDARY d ʌ b ə l j uː ɛ l ɛ n WORD_BOUNDARY w ʌ z WORD_BOUNDARY d ɪ v ɛ l ə p t WORD_BOUNDARY k iː p ʌ n t̠ʃ ɪ z WORD_BOUNDARY k ʊ d WORD_BOUNDARY oʊ n l i WORD_BOUNDARY t aɪ p WORD_BOUNDARY k æ p ɪ t ə l WORD_BOUNDARY l ɛ t ə ɹ z WORD_BOUNDARY eɪ z iː WORD_BOUNDARY n ʌ m b ə ɹ z WORD_BOUNDARY z iə ɹ oʊ WORD_BOUNDARY d æ ʃ WORD_BOUNDARY n aɪ n WORD_BOUNDARY æ n d WORD_BOUNDARY ʌ WORD_BOUNDARY f j uː WORD_BOUNDARY s p ɛ ʃ ə l WORD_BOUNDARY k æ ɹ ɪ k t ə ɹ z WORD_BOUNDARY æ n d WORD_BOUNDARY æ m p WORD_BOUNDARY s l æ ʃ WORD_BOUNDARY s oʊ WORD_BOUNDARY ð ə WORD_BOUNDARY s ɪ m b ə l z WORD_BOUNDARY j uː z d WORD_BOUNDARY ɪ n WORD_BOUNDARY d ʌ b ə l j uː ɛ l ɛ n WORD_BOUNDARY w ɜː WORD_BOUNDARY l ɪ m ɪ t ɪ d WORD_BOUNDARY s oʊ WORD_BOUNDARY ð æ t WORD_BOUNDARY ð eɪ WORD_BOUNDARY k ʊ d WORD_BOUNDARY b iː WORD_BOUNDARY s t ɔ ɹ d WORD_BOUNDARY ɔ n WORD_BOUNDARY p ʌ n t̠ʃ t WORD_BOUNDARY k ɑ ɹ d z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY h ɛ m ə ɹ ɹ ɑ f aɪ l WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY