briefing to address whether Boulais preserved a Booker claim and whether his case should be remanded for resentencing. DISCUSSION We review a preserved claim of Booker error under the harmless error standard. United States v. Vazquez-Rivera, 407 F.3d 476, 488 (1st Cir.2005); see Booker, 125 S.Ct. at 769. Here, Boulais preserved 80 n. 8 (1st Cir.2005). Second, Boulais objects on constitutional grounds to any use of prior convictions not charged in the information or proved to a jury. However, as we have made clear, following Booker, “it remains the law that previous criminal convictions are not ‘facts’ that must be found by a jury and proved beyond a reasonable doubt.” United States v. Work, 409 F.3d 484, 491 n. 1 (1st Cir.2005) (citation omitted); see also Ivery, 427 F.3d at 74 (<HOLDING>). Here, the presentence report and the district
holding that nothing in blakely or booker alters the continuing validity of the almendareztorres exception to apprendi holding that almendareztorres was not overruled by apprendi holding that almendareztorres remains good law after apprendi recognizing the prior conviction exception of almendareztorres holding that almendareztorres remains the law after apprendi