The Wrigley riddle

During a visit to the Chicago Cubs' Wrigley field, cousins Mike and Kate investigate why someone has been tampering with the famous ivy vines growing on the outfield walls. Includes historical note.

9780307977762
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Holdings

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65606144028132305599132323215FADU173FADU95180FIC KEL100015798937721736518457
77852245163432321599132323215PESC372PESC36518FIC KEL100015798937721736518457
94849546680952335599132323215RHLE405RHLE026116F KEL100015802161721736518457
97996246975682339599132323215RHWI409RHWI038758FIC KEL100015802161721736518457
149395351269162343599132323215WEKS487WEKS066588FIC KEL100015814652241736518457
153387751635442346599132323215WESE490WESE065307SERIES-GREEN B100015814652241736518457
170473653172442430599132323215BPBA116BPBA036455FIC KEL100015825759371742569409
172150953314152431599132323215BPFW119BPFW41967FIC KEL100015825759371742569409
217869257348952466599132323215HOES26031002265FIC KEL100015825759371742569409
3291828669325115785991323232153992T 3983644FIC KEL100016407292551640729255