Heartbroken Mother recounts Death of her Child

While looking through another box of In Memoriam Cards, I found a number of letters informing friends and relatives about a death. This is probably the saddest.  Reading between the lines, it must have been an horrific time for the parents. I must do some detective work and try to trace the last resting place of little Nellie. I haven't transcribed the letters as the writing is quite legible. Remember to click on an image to enlarge it: