hiː skˈaʊɾᵻd ɪɾ ɪn mˈeɪ wɪð ˈælən, ðˈɛn pˌʊt ˈælən ænd hɪz kɹˈuː bˈæk ˌʌndɚ ɡˈʌvɚnmənt kˈɑːntɹækt tə ɹᵻtˈɜːn ɪnðə sˈʌmɚɹ ʌv wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti fˈoːɹ tʊ ɪmpɹˈuːv ænd pˈɑːlɪʃ ɔːɹ ɪn ˈælənz wˈɜːd “sˈændpeɪpɚ”ðɛɹ wˈɜːk.
He scouted it in May with Allen, then put Allen and his crew back under government contract to return in the summer of 1854 to improve and polish (or in Allen's word “sandpaper”) their work.