1SB-401
“UDU” (upside down U)
This is a clashed set of dies, in which the “U” of UNUM from reverse is clashed between “E” of WE (slightly overlapping E) and neck on obverse.
Obverse markers
Reverse markers
The hallmark UDU, which, due to die abrasion work, can appear very faint and/or difficult to see, until the coin is properly oriented to light
grade B talon head clash
Die scratches:
DDO: present. 1971S SB DDO Family 2b (a weaker example of this family), with tripling seen in the N T and GOD in the motto (a stronger example of family 2a would have distinct tripling at the bottom of the D and the upper left of the second T in TRUST).
MMP
clash repair: "XV" die scratches to the right of the earth, jaw line remnant
die scratches in the Caribbean, northwest South America, and the Pacific off of South America
"tic tac toe" die scratches inside the D on DOLLAR
DDR: present. Looks like 1971S SB DDR Family 3. Best seen in AR in DOLLAR.