Allusion In Learning To Read

In the poem, “learning to Read”, the author Frances E. W. Harper uses an allusion to the Bibles, changes in tone and diction, and short examples to emphasize the important that learning to read played in the lives of slaves in America, using the main character Chloe.
The poet forms a mental image in our mind how the slaves tried to read, like picturing uncle Caldwell “greased the pages of his books and hid in his hat”, and how Mr. Turner’s Ben “heard the children spell” and “leaned to read ‘em well.” These descriptions actually put images in our head and we can visualize them vividly.
The struggles of the slaves learning to read is different from my experiences, but still I could make connections with the reading experience and the struggles