When the Hardy Boys set out to solve the mystery of their missing chums, they discover a gang hide-out in a cave on an island along the way.
| hid | mid | miid | nid | wid | location_code | location | barcode | callnum | dewey | created | updated |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 887977 | 4614158 | 2294 | 57222 | 17142 | BRCR | 112 | BRPR42583 | FIC DIX | 1000 | 1579893772 | 1736518457 |
| 1757360 | 5363226 | 2434 | 57222 | 17142 | BPMS | 120 | BPMS014362 | MYSTERY DIX | 1000 | 1582575937 | 1742569409 |
| 2442590 | 5965721 | 2415 | 57222 | 17142 | RCE | 390 | RCE0019679 | FIC DIX | 1000 | 1637782573 | 1736800991 |
| 2736096 | 6227597 | 2381 | 57222 | 17142 | GMI | 291 | GMG0017276 | SER HB | 1000 | 1637782573 | 1736800991 |
| 2742798 | 6233776 | 2382 | 57222 | 17142 | GMM | 293 | GMS0004985 | FIC DIX | 1000 | 1637782573 | 1736800991 |
| 2820853 | 6305143 | 2389 | 57222 | 17142 | HOE | 263 | HOE0011781 | FIC DIX | 1000 | 1637782573 | 1736800991 |
| 3335917 | 6728799 | 1583 | 57222 | 17142 | 50 | 251 | T 5008865 | X FIC DIX | 1000 | 1640729255 | 1640729255 |