No. 514] SHORTER ARTICLES AND DISCUSSION 



and a half inches high and six inches from front to back, inside 

 measurements, and it was divided into two chambers of equal 

 size by a vertical partition. The back and front were made of 

 book-binder's board, the back having a few large circular holes 

 to allow for ventilation, and the front serving as a door. The 

 entire case was covered with woolen cloth, which was carried 

 over and nailed to the front edges of the case at top and sides, 

 thus forming a cloth-covered jam for the door to shut against. 

 The cloth covering at the bottom of the door served as a hinge. 



were support. mI on ledges made ot stn 

 right angles and screwed to the end w 

 suitable heights, as seen in Fig. 2, whiel 

 on its ledges and covered with its pastel) 

 of the tin ledges were rounded ; to preve 

 wearing the edges of the trays as the 1 

 withdrawn, the vertical part of the ledg 

 covered with strips of thick paper, glu 

 the ledges. 



two of my trays were not of the stand; 

 rest, I provided for their acconi Iati< 



